18913112

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{139067}}^1$

素因数の和:139090

約数の個数: 16

約数和(自身を含む): 37548360

約数和(自身を除く): 18635248

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 139067, 278134, 556268, 1112536, 2364139, 4728278, 9456556, 18913112]

約数ペア:

[(1, 18913112), (2, 9456556), (4, 4728278), (8, 2364139), (17, 1112536), (34, 556268), (68, 278134), (136, 139067)]