638930664

素因数分解:

$2^3\times 3^2\times {\mathrm{8874037}}^1$

素因数の和:8874049

約数の個数: 24

約数和(自身を含む): 1730437410

約数和(自身を除く): 1091506746

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 8874037, 17748074, 26622111, 35496148, 53244222, 70992296, 79866333, 106488444, 159732666, 212976888, 319465332, 638930664]

約数ペア:

[(1, 638930664), (2, 319465332), (3, 212976888), (4, 159732666), (6, 106488444), (8, 79866333), (9, 70992296), (12, 53244222), (18, 35496148), (24, 26622111), (36, 17748074), (72, 8874037)]