18386810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2111}}^1$

素因数の和:2198

約数の個数: 32

約数和(自身を含む): 36191232

約数和(自身を除く): 17804422

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 2111, 4222, 4355, 8710, 10555, 21110, 27443, 54886, 137215, 141437, 274430, 282874, 707185, 1414370, 1838681, 3677362, 9193405, 18386810]

約数ペア:

[(1, 18386810), (2, 9193405), (5, 3677362), (10, 1838681), (13, 1414370), (26, 707185), (65, 282874), (67, 274430), (130, 141437), (134, 137215), (335, 54886), (670, 27443), (871, 21110), (1742, 10555), (2111, 8710), (4222, 4355)]