201831290

素因数分解:

$2^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{111509}}^1$

素因数の和:111697

約数の個数: 16

約数和(自身を含む): 365306760

約数和(自身を除く): 163475470

約数列:

[1, 2, 5, 10, 181, 362, 905, 1810, 111509, 223018, 557545, 1115090, 20183129, 40366258, 100915645, 201831290]

約数ペア:

[(1, 201831290), (2, 100915645), (5, 40366258), (10, 20183129), (181, 1115090), (362, 557545), (905, 223018), (1810, 111509)]