19220336

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{70663}}^1$

素因数の和:70688

約数の個数: 20

約数和(自身を含む): 39430512

約数和(自身を除く): 20210176

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 70663, 141326, 282652, 565304, 1130608, 1201271, 2402542, 4805084, 9610168, 19220336]

約数ペア:

[(1, 19220336), (2, 9610168), (4, 4805084), (8, 2402542), (16, 1201271), (17, 1130608), (34, 565304), (68, 282652), (136, 141326), (272, 70663)]