20123687904

素因数分解:

$2^5\times 3^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{307}}^1$

素因数の和:613

約数の個数: 192

約数和(自身を含む): 54989383680

約数和(自身を除く): 34865695776

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 59, 71, 96, 118, 142, 163, 177, 213, 236, 284, 307, 326, 354, 426, 472, 489, 568, 614, 652, 708, 852, 921, 944, 978, 1136, 1228, 1304, 1416, 1704, 1842, 1888, 1956, 2272, 2456, 2608, 2832, 3408, 3684, 3912, 4189, 4912, 5216, 5664, 6816, 7368, 7824, 8378, 9617, 9824, 11573, 12567, 14736, 15648, 16756, 18113, 19234, 21797, 23146, 25134, 28851, 29472, 33512, 34719, 36226, 38468, 43594, 46292, 50041, 50268, 54339, 57702, 65391, 67024, 69438, 72452, 76936, 87188, 92584, 100082, 100536, 108678, 115404, 130782, 134048, 138876, 144904, 150123, 153872, 174376, 185168, 200164, 201072, 217356, 230808, 261564, 277752, 289808, 300246, 307744, 348752, 370336, 400328, 402144, 434712, 461616, 523128, 555504, 579616, 600492, 682807, 697504, 800656, 869424, 923232, 1046256, 1111008, 1200984, 1286023, 1365614, 1601312, 1738848, 2048421, 2092512, 2401968, 2572046, 2731228, 2952419, 3552911, 3858069, 4096842, 4803936, 5144092, 5462456, 5904838, 7105822, 7716138, 8193684, 8857257, 10288184, 10658733, 10924912, 11809676, 14211644, 15432276, 16387368, 17714514, 20576368, 21317466, 21849824, 23619352, 28423288, 30864552, 32774736, 35429028, 41152736, 42634932, 47238704, 56846576, 61729104, 65549472, 70858056, 85269864, 94477408, 113693152, 123458208, 141716112, 170539728, 209621749, 283432224, 341079456, 419243498, 628865247, 838486996, 1257730494, 1676973992, 2515460988, 3353947984, 5030921976, 6707895968, 10061843952, 20123687904]

約数ペア:

[(1, 20123687904), (2, 10061843952), (3, 6707895968), (4, 5030921976), (6, 3353947984), (8, 2515460988), (12, 1676973992), (16, 1257730494), (24, 838486996), (32, 628865247), (48, 419243498), (59, 341079456), (71, 283432224), (96, 209621749), (118, 170539728), (142, 141716112), (163, 123458208), (177, 113693152), (213, 94477408), (236, 85269864), (284, 70858056), (307, 65549472), (326, 61729104), (354, 56846576), (426, 47238704), (472, 42634932), (489, 41152736), (568, 35429028), (614, 32774736), (652, 30864552), (708, 28423288), (852, 23619352), (921, 21849824), (944, 21317466), (978, 20576368), (1136, 17714514), (1228, 16387368), (1304, 15432276), (1416, 14211644), (1704, 11809676), (1842, 10924912), (1888, 10658733), (1956, 10288184), (2272, 8857257), (2456, 8193684), (2608, 7716138), (2832, 7105822), (3408, 5904838), (3684, 5462456), (3912, 5144092), (4189, 4803936), (4912, 4096842), (5216, 3858069), (5664, 3552911), (6816, 2952419), (7368, 2731228), (7824, 2572046), (8378, 2401968), (9617, 2092512), (9824, 2048421), (11573, 1738848), (12567, 1601312), (14736, 1365614), (15648, 1286023), (16756, 1200984), (18113, 1111008), (19234, 1046256), (21797, 923232), (23146, 869424), (25134, 800656), (28851, 697504), (29472, 682807), (33512, 600492), (34719, 579616), (36226, 555504), (38468, 523128), (43594, 461616), (46292, 434712), (50041, 402144), (50268, 400328), (54339, 370336), (57702, 348752), (65391, 307744), (67024, 300246), (69438, 289808), (72452, 277752), (76936, 261564), (87188, 230808), (92584, 217356), (100082, 201072), (100536, 200164), (108678, 185168), (115404, 174376), (130782, 153872), (134048, 150123), (138876, 144904)]