18826521

素因数分解:

$3^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{1453}}^1$

素因数の和:2080

約数の個数: 16

約数和(自身を含む): 28754304

約数和(自身を除く): 9927783

約数列:

[1, 3, 7, 21, 617, 1453, 1851, 4319, 4359, 10171, 12957, 30513, 896501, 2689503, 6275507, 18826521]

約数ペア:

[(1, 18826521), (3, 6275507), (7, 2689503), (21, 896501), (617, 30513), (1453, 12957), (1851, 10171), (4319, 4359)]