18210128

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{66949}}^1$

素因数の和:66974

約数の個数: 20

約数和(自身を含む): 37358100

約数和(自身を除く): 19147972

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 66949, 133898, 267796, 535592, 1071184, 1138133, 2276266, 4552532, 9105064, 18210128]

約数ペア:

[(1, 18210128), (2, 9105064), (4, 4552532), (8, 2276266), (16, 1138133), (17, 1071184), (34, 535592), (68, 267796), (136, 133898), (272, 66949)]