20067708

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 48263040

約数和(自身を除く): 28195332

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 139, 159, 212, 227, 278, 318, 417, 454, 556, 636, 681, 834, 908, 1362, 1668, 2724, 7367, 12031, 14734, 22101, 24062, 29468, 31553, 36093, 44202, 48124, 63106, 72186, 88404, 94659, 126212, 144372, 189318, 378636, 1672309, 3344618, 5016927, 6689236, 10033854, 20067708]

約数ペア:

[(1, 20067708), (2, 10033854), (3, 6689236), (4, 5016927), (6, 3344618), (12, 1672309), (53, 378636), (106, 189318), (139, 144372), (159, 126212), (212, 94659), (227, 88404), (278, 72186), (318, 63106), (417, 48124), (454, 44202), (556, 36093), (636, 31553), (681, 29468), (834, 24062), (908, 22101), (1362, 14734), (1668, 12031), (2724, 7367)]