191820130

素因数分解:

$2^1\times 5^1\times {\mathrm{881}}^1\times {\mathrm{21773}}^1$

素因数の和:22661

約数の個数: 16

約数和(自身を含む): 345684024

約数和(自身を除く): 153863894

約数列:

[1, 2, 5, 10, 881, 1762, 4405, 8810, 21773, 43546, 108865, 217730, 19182013, 38364026, 95910065, 191820130]

約数ペア:

[(1, 191820130), (2, 95910065), (5, 38364026), (10, 19182013), (881, 217730), (1762, 108865), (4405, 43546), (8810, 21773)]