19088260

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{5273}}^1$

素因数の和:5463

約数の個数: 24

約数和(自身を含む): 40314456

約数和(自身を除く): 21226196

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 5273, 10546, 21092, 26365, 52730, 105460, 954413, 1908826, 3817652, 4772065, 9544130, 19088260]

約数ペア:

[(1, 19088260), (2, 9544130), (4, 4772065), (5, 3817652), (10, 1908826), (20, 954413), (181, 105460), (362, 52730), (724, 26365), (905, 21092), (1810, 10546), (3620, 5273)]