19473668

素因数分解:

$2^2\times {\mathrm{43}}^2\times {\mathrm{2633}}^1$

素因数の和:2723

約数の個数: 18

約数和(自身を含む): 34903134

約数和(自身を除く): 15429466

約数列:

[1, 2, 4, 43, 86, 172, 1849, 2633, 3698, 5266, 7396, 10532, 113219, 226438, 452876, 4868417, 9736834, 19473668]

約数ペア:

[(1, 19473668), (2, 9736834), (4, 4868417), (43, 452876), (86, 226438), (172, 113219), (1849, 10532), (2633, 7396), (3698, 5266)]