20946501478

素因数分解:

$2^1\times 7^2\times {\mathrm{9343}}^1\times {\mathrm{22877}}^1$

素因数の和:32236

約数の個数: 24

約数和(自身を含む): 36555017472

約数和(自身を除く): 15608515994

約数列:

[1, 2, 7, 14, 49, 98, 9343, 18686, 22877, 45754, 65401, 130802, 160139, 320278, 457807, 915614, 1120973, 2241946, 213739811, 427479622, 1496178677, 2992357354, 10473250739, 20946501478]

約数ペア:

[(1, 20946501478), (2, 10473250739), (7, 2992357354), (14, 1496178677), (49, 427479622), (98, 213739811), (9343, 2241946), (18686, 1120973), (22877, 915614), (45754, 457807), (65401, 320278), (130802, 160139)]