19941327

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5189}}^1$

素因数の和:5263

約数の個数: 24

約数和(自身を含む): 33465120

約数和(自身を除く): 13523793

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 5189, 15567, 36323, 46701, 108969, 316529, 326907, 949587, 2215703, 2848761, 6647109, 19941327]

約数ペア:

[(1, 19941327), (3, 6647109), (7, 2848761), (9, 2215703), (21, 949587), (61, 326907), (63, 316529), (183, 108969), (427, 46701), (549, 36323), (1281, 15567), (3843, 5189)]