20489632

素因数分解:

$2^5\times {\mathrm{251}}^1\times {\mathrm{2551}}^1$

素因数の和:2812

約数の個数: 24

約数和(自身を含む): 40515552

約数和(自身を除く): 20025920

約数列:

[1, 2, 4, 8, 16, 32, 251, 502, 1004, 2008, 2551, 4016, 5102, 8032, 10204, 20408, 40816, 81632, 640301, 1280602, 2561204, 5122408, 10244816, 20489632]

約数ペア:

[(1, 20489632), (2, 10244816), (4, 5122408), (8, 2561204), (16, 1280602), (32, 640301), (251, 81632), (502, 40816), (1004, 20408), (2008, 10204), (2551, 8032), (4016, 5102)]