1680778646

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1426807}}^1$

素因数の和:1426859

約数の個数: 16

約数和(自身を含む): 2739471360

約数和(自身を除く): 1058692714

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 1426807, 2853614, 27109333, 44231017, 54218666, 88462034, 840389323, 1680778646]

約数ペア:

[(1, 1680778646), (2, 840389323), (19, 88462034), (31, 54218666), (38, 44231017), (62, 27109333), (589, 2853614), (1178, 1426807)]