20900384

素因数分解:

$2^5\times {\mathrm{167}}^1\times {\mathrm{3911}}^1$

素因数の和:4088

約数の個数: 24

約数和(自身を含む): 41404608

約数和(自身を除く): 20504224

約数列:

[1, 2, 4, 8, 16, 32, 167, 334, 668, 1336, 2672, 3911, 5344, 7822, 15644, 31288, 62576, 125152, 653137, 1306274, 2612548, 5225096, 10450192, 20900384]

約数ペア:

[(1, 20900384), (2, 10450192), (4, 5225096), (8, 2612548), (16, 1306274), (32, 653137), (167, 125152), (334, 62576), (668, 31288), (1336, 15644), (2672, 7822), (3911, 5344)]