18505357

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{977}}^1$

素因数の和:1068

約数の個数: 16

約数和(自身を含む): 21030912

約数和(自身を除く): 2525555

約数列:

[1, 13, 31, 47, 403, 611, 977, 1457, 12701, 18941, 30287, 45919, 393731, 596947, 1423489, 18505357]

約数ペア:

[(1, 18505357), (13, 1423489), (31, 596947), (47, 393731), (403, 45919), (611, 30287), (977, 18941), (1457, 12701)]