12987778

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{853}}^1$

素因数の和:1209

約数の個数: 16

約数和(自身を含む): 20414016

約数和(自身を除く): 7426238

約数列:

[1, 2, 23, 46, 331, 662, 853, 1706, 7613, 15226, 19619, 39238, 282343, 564686, 6493889, 12987778]

約数ペア:

[(1, 12987778), (2, 6493889), (23, 564686), (46, 282343), (331, 39238), (662, 19619), (853, 15226), (1706, 7613)]