20101383808

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1\times {\mathrm{379}}^1$

素因数の和:814

約数の個数: 128

約数和(自身を含む): 44279424000

約数和(自身を除く): 24178040192

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 139, 176, 271, 278, 352, 379, 542, 556, 704, 758, 1084, 1112, 1408, 1516, 1529, 2168, 2224, 2981, 3032, 3058, 4169, 4336, 4448, 5962, 6064, 6116, 8338, 8672, 8896, 11924, 12128, 12232, 16676, 17344, 17792, 23848, 24256, 24464, 33352, 34688, 37669, 47696, 48512, 48928, 52681, 66704, 75338, 95392, 97856, 102709, 105362, 133408, 150676, 190784, 195712, 205418, 210724, 266816, 301352, 381568, 410836, 414359, 421448, 533632, 579491, 602704, 821672, 828718, 842896, 1129799, 1158982, 1205408, 1643344, 1657436, 1685792, 2259598, 2317964, 2410816, 3286688, 3314872, 3371584, 4519196, 4635928, 4821632, 6573376, 6629744, 6743168, 9038392, 9271856, 13146752, 13259488, 14276551, 18076784, 18543712, 26518976, 28553102, 36153568, 37087424, 53037952, 57106204, 72307136, 74174848, 114212408, 144614272, 157042061, 228424816, 314084122, 456849632, 628168244, 913699264, 1256336488, 1827398528, 2512672976, 5025345952, 10050691904, 20101383808]

約数ペア:

[(1, 20101383808), (2, 10050691904), (4, 5025345952), (8, 2512672976), (11, 1827398528), (16, 1256336488), (22, 913699264), (32, 628168244), (44, 456849632), (64, 314084122), (88, 228424816), (128, 157042061), (139, 144614272), (176, 114212408), (271, 74174848), (278, 72307136), (352, 57106204), (379, 53037952), (542, 37087424), (556, 36153568), (704, 28553102), (758, 26518976), (1084, 18543712), (1112, 18076784), (1408, 14276551), (1516, 13259488), (1529, 13146752), (2168, 9271856), (2224, 9038392), (2981, 6743168), (3032, 6629744), (3058, 6573376), (4169, 4821632), (4336, 4635928), (4448, 4519196), (5962, 3371584), (6064, 3314872), (6116, 3286688), (8338, 2410816), (8672, 2317964), (8896, 2259598), (11924, 1685792), (12128, 1657436), (12232, 1643344), (16676, 1205408), (17344, 1158982), (17792, 1129799), (23848, 842896), (24256, 828718), (24464, 821672), (33352, 602704), (34688, 579491), (37669, 533632), (47696, 421448), (48512, 414359), (48928, 410836), (52681, 381568), (66704, 301352), (75338, 266816), (95392, 210724), (97856, 205418), (102709, 195712), (105362, 190784), (133408, 150676)]