18722684

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{331}}^1$

素因数の和:593

約数の個数: 24

約数和(自身を含む): 33465600

約数和(自身を除く): 14742916

約数列:

[1, 2, 4, 79, 158, 179, 316, 331, 358, 662, 716, 1324, 14141, 26149, 28282, 52298, 56564, 59249, 104596, 118498, 236996, 4680671, 9361342, 18722684]

約数ペア:

[(1, 18722684), (2, 9361342), (4, 4680671), (79, 236996), (158, 118498), (179, 104596), (316, 59249), (331, 56564), (358, 52298), (662, 28282), (716, 26149), (1324, 14141)]