51313712

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{29423}}^1$

素因数の和:29540

約数の個数: 20

約数和(自身を含む): 100335840

約数和(自身を除く): 49022128

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 29423, 58846, 117692, 235384, 470768, 3207107, 6414214, 12828428, 25656856, 51313712]

約数ペア:

[(1, 51313712), (2, 25656856), (4, 12828428), (8, 6414214), (16, 3207107), (109, 470768), (218, 235384), (436, 117692), (872, 58846), (1744, 29423)]