18693874

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{2801}}^1$

素因数の和:2921

約数の個数: 16

約数和(自身を含む): 29051136

約数和(自身を除く): 10357262

約数列:

[1, 2, 47, 71, 94, 142, 2801, 3337, 5602, 6674, 131647, 198871, 263294, 397742, 9346937, 18693874]

約数ペア:

[(1, 18693874), (2, 9346937), (47, 397742), (71, 263294), (94, 198871), (142, 131647), (2801, 6674), (3337, 5602)]