201918020

素因数分解:

$2^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{34457}}^1$

素因数の和:34759

約数の個数: 24

約数和(自身を含む): 425487384

約数和(自身を除く): 223569364

約数列:

[1, 2, 4, 5, 10, 20, 293, 586, 1172, 1465, 2930, 5860, 34457, 68914, 137828, 172285, 344570, 689140, 10095901, 20191802, 40383604, 50479505, 100959010, 201918020]

約数ペア:

[(1, 201918020), (2, 100959010), (4, 50479505), (5, 40383604), (10, 20191802), (20, 10095901), (293, 689140), (586, 344570), (1172, 172285), (1465, 137828), (2930, 68914), (5860, 34457)]