15528890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6287}}^1$

素因数の和:6326

約数の個数: 32

約数和(自身を含む): 31691520

約数和(自身を除く): 16162630

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 6287, 12574, 31435, 62870, 81731, 119453, 163462, 238906, 408655, 597265, 817310, 1194530, 1552889, 3105778, 7764445, 15528890]

約数ペア:

[(1, 15528890), (2, 7764445), (5, 3105778), (10, 1552889), (13, 1194530), (19, 817310), (26, 597265), (38, 408655), (65, 238906), (95, 163462), (130, 119453), (190, 81731), (247, 62870), (494, 31435), (1235, 12574), (2470, 6287)]