31328264

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:534

約数の個数: 64

約数和(自身を含む): 69249600

約数和(自身を除く): 37921336

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 41, 44, 76, 82, 88, 152, 164, 209, 328, 418, 451, 457, 779, 836, 902, 914, 1558, 1672, 1804, 1828, 3116, 3608, 3656, 5027, 6232, 8569, 8683, 10054, 17138, 17366, 18737, 20108, 34276, 34732, 37474, 40216, 68552, 69464, 74948, 95513, 149896, 191026, 206107, 356003, 382052, 412214, 712006, 764104, 824428, 1424012, 1648856, 2848024, 3916033, 7832066, 15664132, 31328264]

約数ペア:

[(1, 31328264), (2, 15664132), (4, 7832066), (8, 3916033), (11, 2848024), (19, 1648856), (22, 1424012), (38, 824428), (41, 764104), (44, 712006), (76, 412214), (82, 382052), (88, 356003), (152, 206107), (164, 191026), (209, 149896), (328, 95513), (418, 74948), (451, 69464), (457, 68552), (779, 40216), (836, 37474), (902, 34732), (914, 34276), (1558, 20108), (1672, 18737), (1804, 17366), (1828, 17138), (3116, 10054), (3608, 8683), (3656, 8569), (5027, 6232)]