19827457

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1229}}^1$

素因数の和:1332

約数の個数: 16

約数和(自身を含む): 22937040

約数和(自身を除く): 3109583

約数列:

[1, 13, 17, 73, 221, 949, 1229, 1241, 15977, 16133, 20893, 89717, 271609, 1166321, 1525189, 19827457]

約数ペア:

[(1, 19827457), (13, 1525189), (17, 1166321), (73, 271609), (221, 89717), (949, 20893), (1229, 16133), (1241, 15977)]