20551024

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3407}}^1$

素因数の和:3457

約数の個数: 40

約数和(自身を含む): 44372160

約数和(自身を除く): 23821136

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 104, 116, 208, 232, 377, 464, 754, 1508, 3016, 3407, 6032, 6814, 13628, 27256, 44291, 54512, 88582, 98803, 177164, 197606, 354328, 395212, 708656, 790424, 1284439, 1580848, 2568878, 5137756, 10275512, 20551024]

約数ペア:

[(1, 20551024), (2, 10275512), (4, 5137756), (8, 2568878), (13, 1580848), (16, 1284439), (26, 790424), (29, 708656), (52, 395212), (58, 354328), (104, 197606), (116, 177164), (208, 98803), (232, 88582), (377, 54512), (464, 44291), (754, 27256), (1508, 13628), (3016, 6814), (3407, 6032)]