20941930

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{9391}}^1$

素因数の和:9621

約数の個数: 16

約数和(自身を含む): 37868544

約数和(自身を除く): 16926614

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 9391, 18782, 46955, 93910, 2094193, 4188386, 10470965, 20941930]

約数ペア:

[(1, 20941930), (2, 10470965), (5, 4188386), (10, 2094193), (223, 93910), (446, 46955), (1115, 18782), (2230, 9391)]