18588260

素因数分解:

$2^2\times 5^1\times {\mathrm{673}}^1\times {\mathrm{1381}}^1$

素因数の和:2063

約数の個数: 24

約数和(自身を含む): 39121656

約数和(自身を除く): 20533396

約数列:

[1, 2, 4, 5, 10, 20, 673, 1346, 1381, 2692, 2762, 3365, 5524, 6730, 6905, 13460, 13810, 27620, 929413, 1858826, 3717652, 4647065, 9294130, 18588260]

約数ペア:

[(1, 18588260), (2, 9294130), (4, 4647065), (5, 3717652), (10, 1858826), (20, 929413), (673, 27620), (1346, 13810), (1381, 13460), (2692, 6905), (2762, 6730), (3365, 5524)]