18727436

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{51449}}^1$

素因数の和:51473

約数の個数: 24

約数和(自身を含む): 40336800

約数和(自身を除く): 21609364

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 51449, 102898, 205796, 360143, 668837, 720286, 1337674, 1440572, 2675348, 4681859, 9363718, 18727436]

約数ペア:

[(1, 18727436), (2, 9363718), (4, 4681859), (7, 2675348), (13, 1440572), (14, 1337674), (26, 720286), (28, 668837), (52, 360143), (91, 205796), (182, 102898), (364, 51449)]