20143289528

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1065557}}^1$

素因数の和:1065719

約数の個数: 32

約数和(自身を含む): 40278092400

約数和(自身を除く): 20134802872

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 139, 278, 556, 1112, 2363, 4726, 9452, 18904, 1065557, 2131114, 4262228, 8524456, 18114469, 36228938, 72457876, 144915752, 148112423, 296224846, 592449692, 1184899384, 2517911191, 5035822382, 10071644764, 20143289528]

約数ペア:

[(1, 20143289528), (2, 10071644764), (4, 5035822382), (8, 2517911191), (17, 1184899384), (34, 592449692), (68, 296224846), (136, 148112423), (139, 144915752), (278, 72457876), (556, 36228938), (1112, 18114469), (2363, 8524456), (4726, 4262228), (9452, 2131114), (18904, 1065557)]