20960415

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{66541}}^1$

素因数の和:66559

約数の個数: 24

約数和(自身を含む): 41522208

約数和(自身を除く): 20561793

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 66541, 199623, 332705, 465787, 598869, 998115, 1397361, 2328935, 2994345, 4192083, 6986805, 20960415]

約数ペア:

[(1, 20960415), (3, 6986805), (5, 4192083), (7, 2994345), (9, 2328935), (15, 1397361), (21, 998115), (35, 598869), (45, 465787), (63, 332705), (105, 199623), (315, 66541)]