20196506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{2543}}^1$

素因数の和:2594

約数の個数: 24

約数和(自身を含む): 34893504

約数和(自身を除く): 14696998

約数列:

[1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 2543, 3971, 5086, 7942, 27973, 48317, 55946, 96634, 531487, 918023, 1062974, 1836046, 10098253, 20196506]

約数ペア:

[(1, 20196506), (2, 10098253), (11, 1836046), (19, 1062974), (22, 918023), (38, 531487), (209, 96634), (361, 55946), (418, 48317), (722, 27973), (2543, 7942), (3971, 5086)]