20382646

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{1987}}^1$

素因数の和:2235

約数の個数: 16

約数和(自身を含む): 32062464

約数和(自身を除く): 11679818

約数列:

[1, 2, 23, 46, 223, 446, 1987, 3974, 5129, 10258, 45701, 91402, 443101, 886202, 10191323, 20382646]

約数ペア:

[(1, 20382646), (2, 10191323), (23, 886202), (46, 443101), (223, 91402), (446, 45701), (1987, 10258), (3974, 5129)]