20356736

素因数分解:

$2^7\times {\mathrm{359}}^1\times {\mathrm{443}}^1$

素因数の和:816

約数の個数: 32

約数和(自身を含む): 40759200

約数和(自身を除く): 20402464

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 359, 443, 718, 886, 1436, 1772, 2872, 3544, 5744, 7088, 11488, 14176, 22976, 28352, 45952, 56704, 159037, 318074, 636148, 1272296, 2544592, 5089184, 10178368, 20356736]

約数ペア:

[(1, 20356736), (2, 10178368), (4, 5089184), (8, 2544592), (16, 1272296), (32, 636148), (64, 318074), (128, 159037), (359, 56704), (443, 45952), (718, 28352), (886, 22976), (1436, 14176), (1772, 11488), (2872, 7088), (3544, 5744)]