20121127953

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{20347}}^1$

素因数の和:20597

約数の個数: 32

約数和(自身を含む): 28207211520

約数和(自身を除く): 8086083567

約数列:

[1, 3, 37, 59, 111, 151, 177, 453, 2183, 5587, 6549, 8909, 16761, 20347, 26727, 61041, 329633, 752839, 988899, 1200473, 2258517, 3072397, 3601419, 9217191, 44417501, 113678689, 133252503, 181271423, 341036067, 543814269, 6707042651, 20121127953]

約数ペア:

[(1, 20121127953), (3, 6707042651), (37, 543814269), (59, 341036067), (111, 181271423), (151, 133252503), (177, 113678689), (453, 44417501), (2183, 9217191), (5587, 3601419), (6549, 3072397), (8909, 2258517), (16761, 1200473), (20347, 988899), (26727, 752839), (61041, 329633)]