1999950304

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:560

約数の個数: 96

約数和(自身を含む): 4368494592

約数和(自身を除く): 2368544288

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 151, 176, 191, 197, 302, 352, 382, 394, 604, 764, 788, 1208, 1528, 1576, 1661, 2101, 2167, 2416, 3056, 3152, 3322, 4202, 4334, 4832, 6112, 6304, 6644, 8404, 8668, 13288, 16808, 17336, 26576, 28841, 29747, 33616, 34672, 37627, 53152, 57682, 59494, 67232, 69344, 75254, 115364, 118988, 150508, 230728, 237976, 301016, 317251, 327217, 413897, 461456, 475952, 602032, 634502, 654434, 827794, 922912, 951904, 1204064, 1269004, 1308868, 1655588, 2538008, 2617736, 3311176, 5076016, 5235472, 5681677, 6622352, 10152032, 10470944, 11363354, 13244704, 22726708, 45453416, 62498447, 90906832, 124996894, 181813664, 249993788, 499987576, 999975152, 1999950304]

約数ペア:

[(1, 1999950304), (2, 999975152), (4, 499987576), (8, 249993788), (11, 181813664), (16, 124996894), (22, 90906832), (32, 62498447), (44, 45453416), (88, 22726708), (151, 13244704), (176, 11363354), (191, 10470944), (197, 10152032), (302, 6622352), (352, 5681677), (382, 5235472), (394, 5076016), (604, 3311176), (764, 2617736), (788, 2538008), (1208, 1655588), (1528, 1308868), (1576, 1269004), (1661, 1204064), (2101, 951904), (2167, 922912), (2416, 827794), (3056, 654434), (3152, 634502), (3322, 602032), (4202, 475952), (4334, 461456), (4832, 413897), (6112, 327217), (6304, 317251), (6644, 301016), (8404, 237976), (8668, 230728), (13288, 150508), (16808, 118988), (17336, 115364), (26576, 75254), (28841, 69344), (29747, 67232), (33616, 59494), (34672, 57682), (37627, 53152)]