18517013

素因数分解:

${\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:328

約数の個数: 16

約数和(自身を含む): 19906560

約数和(自身を除く): 1389547

約数列:

[1, 31, 47, 71, 179, 1457, 2201, 3337, 5549, 8413, 12709, 103447, 260803, 393979, 597323, 18517013]

約数ペア:

[(1, 18517013), (31, 597323), (47, 393979), (71, 260803), (179, 103447), (1457, 12709), (2201, 8413), (3337, 5549)]