20619844

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43319}}^1$

素因数の和:43347

約数の個数: 24

約数和(自身を含む): 43666560

約数和(自身を除く): 23046716

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 43319, 86638, 173276, 303233, 606466, 736423, 1212932, 1472846, 2945692, 5154961, 10309922, 20619844]

約数ペア:

[(1, 20619844), (2, 10309922), (4, 5154961), (7, 2945692), (14, 1472846), (17, 1212932), (28, 736423), (34, 606466), (68, 303233), (119, 173276), (238, 86638), (476, 43319)]