20120850021

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{317}}^1\times {\mathrm{5581}}^1$

素因数の和:6141

約数の個数: 32

約数和(自身を含む): 28628425728

約数和(自身を除く): 8507575707

約数列:

[1, 3, 17, 51, 223, 317, 669, 951, 3791, 5389, 5581, 11373, 16167, 16743, 70691, 94877, 212073, 284631, 1201747, 1244563, 1769177, 3605241, 3733689, 5307531, 21157571, 30076009, 63472713, 90228027, 394526471, 1183579413, 6706950007, 20120850021]

約数ペア:

[(1, 20120850021), (3, 6706950007), (17, 1183579413), (51, 394526471), (223, 90228027), (317, 63472713), (669, 30076009), (951, 21157571), (3791, 5307531), (5389, 3733689), (5581, 3605241), (11373, 1769177), (16167, 1244563), (16743, 1201747), (70691, 284631), (94877, 212073)]