1640652

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{809}}^1$

素因数の和:842

約数の個数: 36

約数和(自身を含む): 4150440

約数和(自身を除く): 2509788

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 809, 1014, 1618, 2028, 2427, 3236, 4854, 9708, 10517, 21034, 31551, 42068, 63102, 126204, 136721, 273442, 410163, 546884, 820326, 1640652]

約数ペア:

[(1, 1640652), (2, 820326), (3, 546884), (4, 410163), (6, 273442), (12, 136721), (13, 126204), (26, 63102), (39, 42068), (52, 31551), (78, 21034), (156, 10517), (169, 9708), (338, 4854), (507, 3236), (676, 2427), (809, 2028), (1014, 1618)]