19640244

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{125899}}^1$

素因数の和:125919

約数の個数: 24

約数和(自身を含む): 49352800

約数和(自身を除く): 29712556

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 125899, 251798, 377697, 503596, 755394, 1510788, 1636687, 3273374, 4910061, 6546748, 9820122, 19640244]

約数ペア:

[(1, 19640244), (2, 9820122), (3, 6546748), (4, 4910061), (6, 3273374), (12, 1636687), (13, 1510788), (26, 755394), (39, 503596), (52, 377697), (78, 251798), (156, 125899)]