19896858

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{18121}}^1$

素因数の和:18190

約数の個数: 24

約数和(自身を含む): 43818996

約数和(自身を除く): 23922138

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 18121, 36242, 54363, 108726, 163089, 326178, 1105381, 2210762, 3316143, 6632286, 9948429, 19896858]

約数ペア:

[(1, 19896858), (2, 9948429), (3, 6632286), (6, 3316143), (9, 2210762), (18, 1105381), (61, 326178), (122, 163089), (183, 108726), (366, 54363), (549, 36242), (1098, 18121)]