172430864

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{633937}}^1$

素因数の和:633962

約数の個数: 20

約数和(自身を含む): 353737404

約数和(自身を除く): 181306540

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 633937, 1267874, 2535748, 5071496, 10142992, 10776929, 21553858, 43107716, 86215432, 172430864]

約数ペア:

[(1, 172430864), (2, 86215432), (4, 43107716), (8, 21553858), (16, 10776929), (17, 10142992), (34, 5071496), (68, 2535748), (136, 1267874), (272, 633937)]