20492612

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23609}}^1$

素因数の和:23651

約数の個数: 24

約数和(自身を含む): 42309120

約数和(自身を除く): 21816508

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 23609, 47218, 94436, 165263, 330526, 661052, 731879, 1463758, 2927516, 5123153, 10246306, 20492612]

約数ペア:

[(1, 20492612), (2, 10246306), (4, 5123153), (7, 2927516), (14, 1463758), (28, 731879), (31, 661052), (62, 330526), (124, 165263), (217, 94436), (434, 47218), (868, 23609)]