20227745408

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1\times {\mathrm{877}}^1$

素因数の和:1154

約数の個数: 128

約数和(自身を含む): 44233499520

約数和(自身を除く): 24005754112

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 83, 104, 128, 166, 167, 208, 332, 334, 416, 664, 668, 832, 877, 1079, 1328, 1336, 1664, 1754, 2158, 2171, 2656, 2672, 3508, 4316, 4342, 5312, 5344, 7016, 8632, 8684, 10624, 10688, 11401, 13861, 14032, 17264, 17368, 21376, 22802, 27722, 28064, 34528, 34736, 45604, 55444, 56128, 69056, 69472, 72791, 91208, 110888, 112256, 138112, 138944, 145582, 146459, 180193, 182416, 221776, 277888, 291164, 292918, 360386, 364832, 443552, 582328, 585836, 720772, 729664, 887104, 946283, 1164656, 1171672, 1441544, 1459328, 1774208, 1892566, 1903967, 2329312, 2343344, 2883088, 3785132, 3807934, 4658624, 4686688, 5766176, 7570264, 7615868, 9317248, 9373376, 11532352, 12156097, 15140528, 15231736, 18746752, 23064704, 24312194, 30281056, 30463472, 48624388, 60562112, 60926944, 97248776, 121124224, 121853888, 158029261, 194497552, 243707776, 316058522, 388995104, 632117044, 777990208, 1264234088, 1555980416, 2528468176, 5056936352, 10113872704, 20227745408]

約数ペア:

[(1, 20227745408), (2, 10113872704), (4, 5056936352), (8, 2528468176), (13, 1555980416), (16, 1264234088), (26, 777990208), (32, 632117044), (52, 388995104), (64, 316058522), (83, 243707776), (104, 194497552), (128, 158029261), (166, 121853888), (167, 121124224), (208, 97248776), (332, 60926944), (334, 60562112), (416, 48624388), (664, 30463472), (668, 30281056), (832, 24312194), (877, 23064704), (1079, 18746752), (1328, 15231736), (1336, 15140528), (1664, 12156097), (1754, 11532352), (2158, 9373376), (2171, 9317248), (2656, 7615868), (2672, 7570264), (3508, 5766176), (4316, 4686688), (4342, 4658624), (5312, 3807934), (5344, 3785132), (7016, 2883088), (8632, 2343344), (8684, 2329312), (10624, 1903967), (10688, 1892566), (11401, 1774208), (13861, 1459328), (14032, 1441544), (17264, 1171672), (17368, 1164656), (21376, 946283), (22802, 887104), (27722, 729664), (28064, 720772), (34528, 585836), (34736, 582328), (45604, 443552), (55444, 364832), (56128, 360386), (69056, 292918), (69472, 291164), (72791, 277888), (91208, 221776), (110888, 182416), (112256, 180193), (138112, 146459), (138944, 145582)]