20722611

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{5839}}^1$

素因数の和:5875

約数の個数: 24

約数和(自身を含む): 34199040

約数和(自身を除く): 13476429

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 5839, 17517, 40873, 75907, 122619, 227721, 531349, 986791, 1594047, 2960373, 6907537, 20722611]

約数ペア:

[(1, 20722611), (3, 6907537), (7, 2960373), (13, 1594047), (21, 986791), (39, 531349), (91, 227721), (169, 122619), (273, 75907), (507, 40873), (1183, 17517), (3549, 5839)]