18423320

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{2029}}^1$

素因数の和:2267

約数の個数: 32

約数和(自身を含む): 41655600

約数和(自身を除く): 23232280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2029, 2270, 4058, 4540, 8116, 9080, 10145, 16232, 20290, 40580, 81160, 460583, 921166, 1842332, 2302915, 3684664, 4605830, 9211660, 18423320]

約数ペア:

[(1, 18423320), (2, 9211660), (4, 4605830), (5, 3684664), (8, 2302915), (10, 1842332), (20, 921166), (40, 460583), (227, 81160), (454, 40580), (908, 20290), (1135, 16232), (1816, 10145), (2029, 9080), (2270, 8116), (4058, 4540)]