18157564

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{1039}}^1$

素因数の和:1317

約数の個数: 24

約数和(自身を含む): 33808320

約数和(自身を除く): 15650756

約数列:

[1, 2, 4, 17, 34, 68, 257, 514, 1028, 1039, 2078, 4156, 4369, 8738, 17476, 17663, 35326, 70652, 267023, 534046, 1068092, 4539391, 9078782, 18157564]

約数ペア:

[(1, 18157564), (2, 9078782), (4, 4539391), (17, 1068092), (34, 534046), (68, 267023), (257, 70652), (514, 35326), (1028, 17663), (1039, 17476), (2078, 8738), (4156, 4369)]