18738836

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1367}}^1$

素因数の和:1543

約数の個数: 24

約数和(自身を含む): 34473600

約数和(自身を除く): 15734764

約数列:

[1, 2, 4, 23, 46, 92, 149, 298, 596, 1367, 2734, 3427, 5468, 6854, 13708, 31441, 62882, 125764, 203683, 407366, 814732, 4684709, 9369418, 18738836]

約数ペア:

[(1, 18738836), (2, 9369418), (4, 4684709), (23, 814732), (46, 407366), (92, 203683), (149, 125764), (298, 62882), (596, 31441), (1367, 13708), (2734, 6854), (3427, 5468)]