31980836

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{2473}}^1$

素因数の和:2591

約数の個数: 24

約数和(自身を含む): 57980664

約数和(自身を除く): 25999828

約数列:

[1, 2, 4, 53, 61, 106, 122, 212, 244, 2473, 3233, 4946, 6466, 9892, 12932, 131069, 150853, 262138, 301706, 524276, 603412, 7995209, 15990418, 31980836]

約数ペア:

[(1, 31980836), (2, 15990418), (4, 7995209), (53, 603412), (61, 524276), (106, 301706), (122, 262138), (212, 150853), (244, 131069), (2473, 12932), (3233, 9892), (4946, 6466)]