20453349

素因数分解:

$3^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{2543}}^1$

素因数の和:2936

約数の個数: 16

約数和(自身を含む): 31260672

約数和(自身を除く): 10807323

約数列:

[1, 3, 7, 21, 383, 1149, 2543, 2681, 7629, 8043, 17801, 53403, 973969, 2921907, 6817783, 20453349]

約数ペア:

[(1, 20453349), (3, 6817783), (7, 2921907), (21, 973969), (383, 53403), (1149, 17801), (2543, 8043), (2681, 7629)]