20131267205

素因数分解:

$5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{823}}^1\times {\mathrm{5503}}^1$

素因数の和:6465

約数の個数: 32

約数和(自身を含む): 27864858624

約数和(自身を除く): 7733591419

約数列:

[1, 5, 7, 35, 127, 635, 823, 889, 4115, 4445, 5503, 5761, 27515, 28805, 38521, 104521, 192605, 522605, 698881, 731647, 3494405, 3658235, 4528969, 4892167, 22644845, 24460835, 31702783, 158513915, 575179063, 2875895315, 4026253441, 20131267205]

約数ペア:

[(1, 20131267205), (5, 4026253441), (7, 2875895315), (35, 575179063), (127, 158513915), (635, 31702783), (823, 24460835), (889, 22644845), (4115, 4892167), (4445, 4528969), (5503, 3658235), (5761, 3494405), (27515, 731647), (28805, 698881), (38521, 522605), (104521, 192605)]