20281204

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{2953}}^1$

素因数の和:3075

約数の個数: 24

約数和(自身を含む): 37964808

約数和(自身を除く): 17683604

約数列:

[1, 2, 4, 17, 34, 68, 101, 202, 404, 1717, 2953, 3434, 5906, 6868, 11812, 50201, 100402, 200804, 298253, 596506, 1193012, 5070301, 10140602, 20281204]

約数ペア:

[(1, 20281204), (2, 10140602), (4, 5070301), (17, 1193012), (34, 596506), (68, 298253), (101, 200804), (202, 100402), (404, 50201), (1717, 11812), (2953, 6868), (3434, 5906)]