20186914852

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{4361909}}^1$

素因数の和:4362015

約数の個数: 24

約数和(自身を含む): 38472046200

約数和(自身を除く): 18285131348

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4628, 4361909, 8723818, 17447636, 56704817, 113409634, 226819268, 388209901, 776419802, 1552839604, 5046728713, 10093457426, 20186914852]

約数ペア:

[(1, 20186914852), (2, 10093457426), (4, 5046728713), (13, 1552839604), (26, 776419802), (52, 388209901), (89, 226819268), (178, 113409634), (356, 56704817), (1157, 17447636), (2314, 8723818), (4628, 4361909)]