20118438

素因数分解:

$2^1\times 3^2\times {\mathrm{163}}^1\times {\mathrm{6857}}^1$

素因数の和:7028

約数の個数: 24

約数和(自身を含む): 43863768

約数和(自身を除く): 23745330

約数列:

[1, 2, 3, 6, 9, 18, 163, 326, 489, 978, 1467, 2934, 6857, 13714, 20571, 41142, 61713, 123426, 1117691, 2235382, 3353073, 6706146, 10059219, 20118438]

約数ペア:

[(1, 20118438), (2, 10059219), (3, 6706146), (6, 3353073), (9, 2235382), (18, 1117691), (163, 123426), (326, 61713), (489, 41142), (978, 20571), (1467, 13714), (2934, 6857)]