19981036373212

素因数分解:

$2^2\times {\mathrm{34429}}^1\times {\mathrm{145088707}}^1$

素因数の和:145123140

約数の個数: 12

約数和(自身を含む): 34967829515080

約数和(自身を除く): 14986793141868

約数列:

[1, 2, 4, 34429, 68858, 137716, 145088707, 290177414, 580354828, 4995259093303, 9990518186606, 19981036373212]

約数ペア:

[(1, 19981036373212), (2, 9990518186606), (4, 4995259093303), (34429, 580354828), (68858, 290177414), (137716, 145088707)]