20070237

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{853}}^1$

素因数の和:921

約数の個数: 32

約数和(自身を含む): 31481856

約数和(自身を除く): 11411619

約数列:

[1, 3, 11, 23, 31, 33, 69, 93, 253, 341, 713, 759, 853, 1023, 2139, 2559, 7843, 9383, 19619, 23529, 26443, 28149, 58857, 79329, 215809, 290873, 608189, 647427, 872619, 1824567, 6690079, 20070237]

約数ペア:

[(1, 20070237), (3, 6690079), (11, 1824567), (23, 872619), (31, 647427), (33, 608189), (69, 290873), (93, 215809), (253, 79329), (341, 58857), (713, 28149), (759, 26443), (853, 23529), (1023, 19619), (2139, 9383), (2559, 7843)]