2138055056

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{1225949}}^1$

素因数の和:1226066

約数の個数: 20

約数和(自身を含む): 4180489500

約数和(自身を除く): 2042434444

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 1225949, 2451898, 4903796, 9807592, 19615184, 133628441, 267256882, 534513764, 1069027528, 2138055056]

約数ペア:

[(1, 2138055056), (2, 1069027528), (4, 534513764), (8, 267256882), (16, 133628441), (109, 19615184), (218, 9807592), (436, 4903796), (872, 2451898), (1744, 1225949)]