19922511

素因数分解:

$3^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{2477}}^1$

素因数の和:2870

約数の個数: 16

約数和(自身を含む): 30449664

約数和(自身を除く): 10527153

約数列:

[1, 3, 7, 21, 383, 1149, 2477, 2681, 7431, 8043, 17339, 52017, 948691, 2846073, 6640837, 19922511]

約数ペア:

[(1, 19922511), (3, 6640837), (7, 2846073), (21, 948691), (383, 52017), (1149, 17339), (2477, 8043), (2681, 7431)]