20962892

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{331}}^1$

素因数の和:629

約数の個数: 24

約数和(自身を含む): 37481472

約数和(自身を除く): 16518580

約数列:

[1, 2, 4, 71, 142, 223, 284, 331, 446, 662, 892, 1324, 15833, 23501, 31666, 47002, 63332, 73813, 94004, 147626, 295252, 5240723, 10481446, 20962892]

約数ペア:

[(1, 20962892), (2, 10481446), (4, 5240723), (71, 295252), (142, 147626), (223, 94004), (284, 73813), (331, 63332), (446, 47002), (662, 31666), (892, 23501), (1324, 15833)]