31569620

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{16273}}^1$

素因数の和:16379

約数の個数: 24

約数和(自身を含む): 66983784

約数和(自身を除く): 35414164

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 16273, 32546, 65092, 81365, 162730, 325460, 1578481, 3156962, 6313924, 7892405, 15784810, 31569620]

約数ペア:

[(1, 31569620), (2, 15784810), (4, 7892405), (5, 6313924), (10, 3156962), (20, 1578481), (97, 325460), (194, 162730), (388, 81365), (485, 65092), (970, 32546), (1940, 16273)]