64217188

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{120709}}^1$

素因数の和:120739

約数の個数: 24

約数和(自身を含む): 135195200

約数和(自身を除く): 70978012

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 120709, 241418, 482836, 844963, 1689926, 2293471, 3379852, 4586942, 9173884, 16054297, 32108594, 64217188]

約数ペア:

[(1, 64217188), (2, 32108594), (4, 16054297), (7, 9173884), (14, 4586942), (19, 3379852), (28, 2293471), (38, 1689926), (76, 844963), (133, 482836), (266, 241418), (532, 120709)]