20411594

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{617}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 37376640

約数和(自身を除く): 16965046

約数列:

[1, 2, 7, 14, 17, 34, 119, 139, 238, 278, 617, 973, 1234, 1946, 2363, 4319, 4726, 8638, 10489, 16541, 20978, 33082, 73423, 85763, 146846, 171526, 600341, 1200682, 1457971, 2915942, 10205797, 20411594]

約数ペア:

[(1, 20411594), (2, 10205797), (7, 2915942), (14, 1457971), (17, 1200682), (34, 600341), (119, 171526), (139, 146846), (238, 85763), (278, 73423), (617, 33082), (973, 20978), (1234, 16541), (1946, 10489), (2363, 8638), (4319, 4726)]