20447668

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{10369}}^1$

素因数の和:10419

約数の個数: 24

約数和(自身を含む): 39198600

約数和(自身を除く): 18750932

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 116, 493, 986, 1972, 10369, 20738, 41476, 176273, 300701, 352546, 601402, 705092, 1202804, 5111917, 10223834, 20447668]

約数ペア:

[(1, 20447668), (2, 10223834), (4, 5111917), (17, 1202804), (29, 705092), (34, 601402), (58, 352546), (68, 300701), (116, 176273), (493, 41476), (986, 20738), (1972, 10369)]