18541430

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{1103}}^1$

素因数の和:1192

約数の個数: 24

約数和(自身を含む): 34239456

約数和(自身を除く): 15698026

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 1103, 1681, 2206, 3362, 5515, 8405, 11030, 16810, 45223, 90446, 226115, 452230, 1854143, 3708286, 9270715, 18541430]

約数ペア:

[(1, 18541430), (2, 9270715), (5, 3708286), (10, 1854143), (41, 452230), (82, 226115), (205, 90446), (410, 45223), (1103, 16810), (1681, 11030), (2206, 8405), (3362, 5515)]