20199394016

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{857}}^1\times {\mathrm{1171}}^1$

素因数の和:2092

約数の個数: 96

約数和(自身を含む): 43332280992

約数和(自身を除く): 23132886976

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 37, 68, 74, 136, 148, 272, 296, 544, 592, 629, 857, 1171, 1184, 1258, 1714, 2342, 2516, 3428, 4684, 5032, 6856, 9368, 10064, 13712, 14569, 18736, 19907, 20128, 27424, 29138, 31709, 37472, 39814, 43327, 58276, 63418, 79628, 86654, 116552, 126836, 159256, 173308, 233104, 253672, 318512, 346616, 466208, 507344, 539053, 637024, 693232, 736559, 1003547, 1014688, 1078106, 1386464, 1473118, 2007094, 2156212, 2946236, 4014188, 4312424, 5892472, 8028376, 8624848, 11784944, 16056752, 17060299, 17249696, 23569888, 32113504, 34120598, 37131239, 68241196, 74262478, 136482392, 148524956, 272964784, 297049912, 545929568, 594099824, 631231063, 1188199648, 1262462126, 2524924252, 5049848504, 10099697008, 20199394016]

約数ペア:

[(1, 20199394016), (2, 10099697008), (4, 5049848504), (8, 2524924252), (16, 1262462126), (17, 1188199648), (32, 631231063), (34, 594099824), (37, 545929568), (68, 297049912), (74, 272964784), (136, 148524956), (148, 136482392), (272, 74262478), (296, 68241196), (544, 37131239), (592, 34120598), (629, 32113504), (857, 23569888), (1171, 17249696), (1184, 17060299), (1258, 16056752), (1714, 11784944), (2342, 8624848), (2516, 8028376), (3428, 5892472), (4684, 4312424), (5032, 4014188), (6856, 2946236), (9368, 2156212), (10064, 2007094), (13712, 1473118), (14569, 1386464), (18736, 1078106), (19907, 1014688), (20128, 1003547), (27424, 736559), (29138, 693232), (31709, 637024), (37472, 539053), (39814, 507344), (43327, 466208), (58276, 346616), (63418, 318512), (79628, 253672), (86654, 233104), (116552, 173308), (126836, 159256)]