1904173690

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2139521}}^1$

素因数の和:2139617

約数の個数: 16

約数和(自身を含む): 3466025640

約数和(自身を除く): 1561851950

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 2139521, 4279042, 10697605, 21395210, 190417369, 380834738, 952086845, 1904173690]

約数ペア:

[(1, 1904173690), (2, 952086845), (5, 380834738), (10, 190417369), (89, 21395210), (178, 10697605), (445, 4279042), (890, 2139521)]