19639170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{218213}}^1$

素因数の和:218226

約数の個数: 24

約数和(自身を含む): 51062076

約数和(自身を除く): 31422906

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 218213, 436426, 654639, 1091065, 1309278, 1963917, 2182130, 3273195, 3927834, 6546390, 9819585, 19639170]

約数ペア:

[(1, 19639170), (2, 9819585), (3, 6546390), (5, 3927834), (6, 3273195), (9, 2182130), (10, 1963917), (15, 1309278), (18, 1091065), (30, 654639), (45, 436426), (90, 218213)]