31688676

素因数分解:

$2^2\times 3^2\times {\mathrm{443}}^1\times {\mathrm{1987}}^1$

素因数の和:2440

約数の個数: 36

約数和(自身を含む): 80323152

約数和(自身を除く): 48634476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 443, 886, 1329, 1772, 1987, 2658, 3974, 3987, 5316, 5961, 7948, 7974, 11922, 15948, 17883, 23844, 35766, 71532, 880241, 1760482, 2640723, 3520964, 5281446, 7922169, 10562892, 15844338, 31688676]

約数ペア:

[(1, 31688676), (2, 15844338), (3, 10562892), (4, 7922169), (6, 5281446), (9, 3520964), (12, 2640723), (18, 1760482), (36, 880241), (443, 71532), (886, 35766), (1329, 23844), (1772, 17883), (1987, 15948), (2658, 11922), (3974, 7974), (3987, 7948), (5316, 5961)]