19625803780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89208199}}^1$

素因数の和:89208219

約数の個数: 24

約数和(自身を含む): 44960932800

約数和(自身を除く): 25335129020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 89208199, 178416398, 356832796, 446040995, 892081990, 981290189, 1784163980, 1962580378, 3925160756, 4906450945, 9812901890, 19625803780]

約数ペア:

[(1, 19625803780), (2, 9812901890), (4, 4906450945), (5, 3925160756), (10, 1962580378), (11, 1784163980), (20, 981290189), (22, 892081990), (44, 446040995), (55, 356832796), (110, 178416398), (220, 89208199)]