19005290180

素因数分解:

$2^2\times 5^1\times {\mathrm{2287}}^1\times {\mathrm{415507}}^1$

素因数の和:417803

約数の個数: 24

約数和(自身を含む): 39928656768

約数和(自身を除く): 20923366588

約数列:

[1, 2, 4, 5, 10, 20, 2287, 4574, 9148, 11435, 22870, 45740, 415507, 831014, 1662028, 2077535, 4155070, 8310140, 950264509, 1900529018, 3801058036, 4751322545, 9502645090, 19005290180]

約数ペア:

[(1, 19005290180), (2, 9502645090), (4, 4751322545), (5, 3801058036), (10, 1900529018), (20, 950264509), (2287, 8310140), (4574, 4155070), (9148, 2077535), (11435, 1662028), (22870, 831014), (45740, 415507)]