20180682915

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{787}}^1\times {\mathrm{100559}}^1$

素因数の和:101371

約数の個数: 32

約数和(自身を含む): 34232232960

約数和(自身を除く): 14051550045

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 787, 2361, 3935, 11805, 13379, 40137, 66895, 100559, 200685, 301677, 502795, 1508385, 1709503, 5128509, 8547515, 25642545, 79139933, 237419799, 395699665, 1187098995, 1345378861, 4036136583, 6726894305, 20180682915]

約数ペア:

[(1, 20180682915), (3, 6726894305), (5, 4036136583), (15, 1345378861), (17, 1187098995), (51, 395699665), (85, 237419799), (255, 79139933), (787, 25642545), (2361, 8547515), (3935, 5128509), (11805, 1709503), (13379, 1508385), (40137, 502795), (66895, 301677), (100559, 200685)]