20557776

素因数分解:

$2^4\times 3^1\times {\mathrm{359}}^1\times {\mathrm{1193}}^1$

素因数の和:1563

約数の個数: 40

約数和(自身を含む): 53300160

約数和(自身を除く): 32742384

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 359, 718, 1077, 1193, 1436, 2154, 2386, 2872, 3579, 4308, 4772, 5744, 7158, 8616, 9544, 14316, 17232, 19088, 28632, 57264, 428287, 856574, 1284861, 1713148, 2569722, 3426296, 5139444, 6852592, 10278888, 20557776]

約数ペア:

[(1, 20557776), (2, 10278888), (3, 6852592), (4, 5139444), (6, 3426296), (8, 2569722), (12, 1713148), (16, 1284861), (24, 856574), (48, 428287), (359, 57264), (718, 28632), (1077, 19088), (1193, 17232), (1436, 14316), (2154, 9544), (2386, 8616), (2872, 7158), (3579, 5744), (4308, 4772)]