19186040

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{2113}}^1$

素因数の和:2351

約数の個数: 32

約数和(自身を含む): 43379280

約数和(自身を除く): 24193240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2113, 2270, 4226, 4540, 8452, 9080, 10565, 16904, 21130, 42260, 84520, 479651, 959302, 1918604, 2398255, 3837208, 4796510, 9593020, 19186040]

約数ペア:

[(1, 19186040), (2, 9593020), (4, 4796510), (5, 3837208), (8, 2398255), (10, 1918604), (20, 959302), (40, 479651), (227, 84520), (454, 42260), (908, 21130), (1135, 16904), (1816, 10565), (2113, 9080), (2270, 8452), (4226, 4540)]