31641992

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2339}}^1$

素因数の和:2453

約数の個数: 32

約数和(自身を含む): 63180000

約数和(自身を除く): 31538008

約数列:

[1, 2, 4, 8, 19, 38, 76, 89, 152, 178, 356, 712, 1691, 2339, 3382, 4678, 6764, 9356, 13528, 18712, 44441, 88882, 177764, 208171, 355528, 416342, 832684, 1665368, 3955249, 7910498, 15820996, 31641992]

約数ペア:

[(1, 31641992), (2, 15820996), (4, 7910498), (8, 3955249), (19, 1665368), (38, 832684), (76, 416342), (89, 355528), (152, 208171), (178, 177764), (356, 88882), (712, 44441), (1691, 18712), (2339, 13528), (3382, 9356), (4678, 6764)]