18965132

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{2129}}^1$

素因数の和:2281

約数の個数: 24

約数和(自身を含む): 35426160

約数和(自身を除く): 16461028

約数列:

[1, 2, 4, 17, 34, 68, 131, 262, 524, 2129, 2227, 4258, 4454, 8516, 8908, 36193, 72386, 144772, 278899, 557798, 1115596, 4741283, 9482566, 18965132]

約数ペア:

[(1, 18965132), (2, 9482566), (4, 4741283), (17, 1115596), (34, 557798), (68, 278899), (131, 144772), (262, 72386), (524, 36193), (2129, 8908), (2227, 8516), (4258, 4454)]