20371201955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{23063}}^1$

素因数の和:23315

約数の個数: 32

約数和(自身を含む): 26782285824

約数和(自身を除く): 6411083869

約数列:

[1, 5, 13, 65, 107, 127, 535, 635, 1391, 1651, 6955, 8255, 13589, 23063, 67945, 115315, 176657, 299819, 883285, 1499095, 2467741, 2929001, 12338705, 14645005, 32080633, 38077013, 160403165, 190385065, 313403107, 1567015535, 4074240391, 20371201955]

約数ペア:

[(1, 20371201955), (5, 4074240391), (13, 1567015535), (65, 313403107), (107, 190385065), (127, 160403165), (535, 38077013), (635, 32080633), (1391, 14645005), (1651, 12338705), (6955, 2929001), (8255, 2467741), (13589, 1499095), (23063, 883285), (67945, 299819), (115315, 176657)]