18565520068

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{337}}^1\times {\mathrm{225781}}^1$

素因数の和:226183

約数の個数: 24

約数和(自身を含む): 33120413144

約数和(自身を除く): 14554893076

約数列:

[1, 2, 4, 61, 122, 244, 337, 674, 1348, 20557, 41114, 82228, 225781, 451562, 903124, 13772641, 27545282, 55090564, 76088197, 152176394, 304352788, 4641380017, 9282760034, 18565520068]

約数ペア:

[(1, 18565520068), (2, 9282760034), (4, 4641380017), (61, 304352788), (122, 152176394), (244, 76088197), (337, 55090564), (674, 27545282), (1348, 13772641), (20557, 903124), (41114, 451562), (82228, 225781)]