20125034517

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1861}}^1\times {\mathrm{27103}}^1$

素因数の和:28993

約数の個数: 32

約数和(自身を含む): 32299294720

約数和(自身を除く): 12174260203

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1861, 5583, 13027, 27103, 35359, 39081, 81309, 106077, 189721, 247513, 514957, 569163, 742539, 1544871, 3604699, 10814097, 50438683, 151316049, 353070781, 958334977, 1059212343, 2875004931, 6708344839, 20125034517]

約数ペア:

[(1, 20125034517), (3, 6708344839), (7, 2875004931), (19, 1059212343), (21, 958334977), (57, 353070781), (133, 151316049), (399, 50438683), (1861, 10814097), (5583, 3604699), (13027, 1544871), (27103, 742539), (35359, 569163), (39081, 514957), (81309, 247513), (106077, 189721)]