209217004

素因数分解:

$2^2\times {\mathrm{1019}}^1\times {\mathrm{51329}}^1$

素因数の和:52352

約数の個数: 12

約数和(自身を含む): 366496200

約数和(自身を除く): 157279196

約数列:

[1, 2, 4, 1019, 2038, 4076, 51329, 102658, 205316, 52304251, 104608502, 209217004]

約数ペア:

[(1, 209217004), (2, 104608502), (4, 52304251), (1019, 205316), (2038, 102658), (4076, 51329)]