20686308

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{21821}}^1$

素因数の和:21907

約数の個数: 24

約数和(自身を含む): 48881280

約数和(自身を除く): 28194972

約数列:

[1, 2, 3, 4, 6, 12, 79, 158, 237, 316, 474, 948, 21821, 43642, 65463, 87284, 130926, 261852, 1723859, 3447718, 5171577, 6895436, 10343154, 20686308]

約数ペア:

[(1, 20686308), (2, 10343154), (3, 6895436), (4, 5171577), (6, 3447718), (12, 1723859), (79, 261852), (158, 130926), (237, 87284), (316, 65463), (474, 43642), (948, 21821)]