20581594

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{487}}^1$

素因数の和:630

約数の個数: 32

約数和(自身を含む): 36049536

約数和(自身を除く): 15467942

約数列:

[1, 2, 11, 17, 22, 34, 113, 187, 226, 374, 487, 974, 1243, 1921, 2486, 3842, 5357, 8279, 10714, 16558, 21131, 42262, 55031, 91069, 110062, 182138, 605341, 935527, 1210682, 1871054, 10290797, 20581594]

約数ペア:

[(1, 20581594), (2, 10290797), (11, 1871054), (17, 1210682), (22, 935527), (34, 605341), (113, 182138), (187, 110062), (226, 91069), (374, 55031), (487, 42262), (974, 21131), (1243, 16558), (1921, 10714), (2486, 8279), (3842, 5357)]