18000316

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{457}}^1$

素因数の和:733

約数の個数: 24

約数和(自身を含む): 32444720

約数和(自身を除く): 14444404

約数列:

[1, 2, 4, 43, 86, 172, 229, 457, 458, 914, 916, 1828, 9847, 19651, 19694, 39302, 39388, 78604, 104653, 209306, 418612, 4500079, 9000158, 18000316]

約数ペア:

[(1, 18000316), (2, 9000158), (4, 4500079), (43, 418612), (86, 209306), (172, 104653), (229, 78604), (457, 39388), (458, 39302), (914, 19694), (916, 19651), (1828, 9847)]