20635491

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{4721}}^1$

素因数の和:4802

約数の個数: 16

約数和(自身を含む): 29011968

約数和(自身を除く): 8376477

約数列:

[1, 3, 31, 47, 93, 141, 1457, 4371, 4721, 14163, 146351, 221887, 439053, 665661, 6878497, 20635491]

約数ペア:

[(1, 20635491), (3, 6878497), (31, 665661), (47, 439053), (93, 221887), (141, 146351), (1457, 14163), (4371, 4721)]