18059158

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:436

約数の個数: 32

約数和(自身を含む): 31046400

約数和(自身を除く): 12987242

約数列:

[1, 2, 13, 19, 26, 38, 139, 247, 263, 278, 494, 526, 1807, 2641, 3419, 3614, 4997, 5282, 6838, 9994, 34333, 36557, 64961, 68666, 73114, 129922, 475241, 694583, 950482, 1389166, 9029579, 18059158]

約数ペア:

[(1, 18059158), (2, 9029579), (13, 1389166), (19, 950482), (26, 694583), (38, 475241), (139, 129922), (247, 73114), (263, 68666), (278, 64961), (494, 36557), (526, 34333), (1807, 9994), (2641, 6838), (3419, 5282), (3614, 4997)]