18587231

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1049}}^1$

素因数の和:1138

約数の個数: 16

約数和(自身を含む): 21168000

約数和(自身を除く): 2580769

約数列:

[1, 13, 29, 47, 377, 611, 1049, 1363, 13637, 17719, 30421, 49303, 395473, 640939, 1429787, 18587231]

約数ペア:

[(1, 18587231), (13, 1429787), (29, 640939), (47, 395473), (377, 49303), (611, 30421), (1049, 17719), (1363, 13637)]