20058822

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{401}}^1$

素因数の和:813

約数の個数: 48

約数和(自身を含む): 49918752

約数和(自身を除く): 29859930

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 397, 401, 794, 802, 1191, 1203, 2382, 2406, 2779, 2807, 3573, 3609, 5558, 5614, 7146, 7218, 8337, 8421, 16674, 16842, 25011, 25263, 50022, 50526, 159197, 318394, 477591, 955182, 1114379, 1432773, 2228758, 2865546, 3343137, 6686274, 10029411, 20058822]

約数ペア:

[(1, 20058822), (2, 10029411), (3, 6686274), (6, 3343137), (7, 2865546), (9, 2228758), (14, 1432773), (18, 1114379), (21, 955182), (42, 477591), (63, 318394), (126, 159197), (397, 50526), (401, 50022), (794, 25263), (802, 25011), (1191, 16842), (1203, 16674), (2382, 8421), (2406, 8337), (2779, 7218), (2807, 7146), (3573, 5614), (3609, 5558)]