20178390852

素因数分解:

$2^2\times 3^2\times {\mathrm{560510857}}^1$

素因数の和:560510867

約数の個数: 18

約数和(自身を含む): 51006488078

約数和(自身を除く): 30828097226

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 560510857, 1121021714, 1681532571, 2242043428, 3363065142, 5044597713, 6726130284, 10089195426, 20178390852]

約数ペア:

[(1, 20178390852), (2, 10089195426), (3, 6726130284), (4, 5044597713), (6, 3363065142), (9, 2242043428), (12, 1681532571), (18, 1121021714), (36, 560510857)]