20120003289

素因数分解:

$3^3\times {\mathrm{163}}^1\times {\mathrm{673}}^1\times {\mathrm{6793}}^1$

素因数の和:7638

約数の個数: 32

約数和(自身を含む): 30039263360

約数和(自身を除く): 9919260071

約数列:

[1, 3, 9, 27, 163, 489, 673, 1467, 2019, 4401, 6057, 6793, 18171, 20379, 61137, 109699, 183411, 329097, 987291, 1107259, 2961873, 3321777, 4571689, 9965331, 13715067, 29895993, 41145201, 123435603, 745185307, 2235555921, 6706667763, 20120003289]

約数ペア:

[(1, 20120003289), (3, 6706667763), (9, 2235555921), (27, 745185307), (163, 123435603), (489, 41145201), (673, 29895993), (1467, 13715067), (2019, 9965331), (4401, 4571689), (6057, 3321777), (6793, 2961873), (18171, 1107259), (20379, 987291), (61137, 329097), (109699, 183411)]