18754774

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{8233}}^1$

素因数の和:8319

約数の個数: 16

約数和(自身を含む): 30235248

約数和(自身を除く): 11480474

約数列:

[1, 2, 17, 34, 67, 134, 1139, 2278, 8233, 16466, 139961, 279922, 551611, 1103222, 9377387, 18754774]

約数ペア:

[(1, 18754774), (2, 9377387), (17, 1103222), (34, 551611), (67, 279922), (134, 139961), (1139, 16466), (2278, 8233)]