18631589

素因数分解:

${\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:316

約数の個数: 16

約数和(自身を含む): 20030976

約数和(自身を除く): 1399387

約数列:

[1, 31, 41, 107, 137, 1271, 3317, 4247, 4387, 5617, 14659, 135997, 174127, 454429, 601019, 18631589]

約数ペア:

[(1, 18631589), (31, 601019), (41, 454429), (107, 174127), (137, 135997), (1271, 14659), (3317, 5617), (4247, 4387)]