31397060

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{9631}}^1$

素因数の和:9803

約数の個数: 24

約数和(自身を含む): 66345216

約数和(自身を除く): 34948156

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 9631, 19262, 38524, 48155, 96310, 192620, 1569853, 3139706, 6279412, 7849265, 15698530, 31397060]

約数ペア:

[(1, 31397060), (2, 15698530), (4, 7849265), (5, 6279412), (10, 3139706), (20, 1569853), (163, 192620), (326, 96310), (652, 48155), (815, 38524), (1630, 19262), (3260, 9631)]