18194631

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{9521}}^1$

素因数の和:9551

約数の個数: 24

約数和(自身を含む): 30394224

約数和(自身を除く): 12199593

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 9521, 28563, 66647, 123773, 199941, 371319, 466529, 866411, 1399587, 2599233, 6064877, 18194631]

約数ペア:

[(1, 18194631), (3, 6064877), (7, 2599233), (13, 1399587), (21, 866411), (39, 466529), (49, 371319), (91, 199941), (147, 123773), (273, 66647), (637, 28563), (1911, 9521)]