18787478615

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1\times {\mathrm{2833}}^1$

素因数の和:3183

約数の個数: 32

約数和(自身を含む): 23201617920

約数和(自身を除く): 4414139305

約数列:

[1, 5, 79, 103, 163, 395, 515, 815, 2833, 8137, 12877, 14165, 16789, 40685, 64385, 83945, 223807, 291799, 461779, 1119035, 1326331, 1458995, 2308895, 6631655, 23052121, 36480541, 47563237, 115260605, 182402705, 237816185, 3757495723, 18787478615]

約数ペア:

[(1, 18787478615), (5, 3757495723), (79, 237816185), (103, 182402705), (163, 115260605), (395, 47563237), (515, 36480541), (815, 23052121), (2833, 6631655), (8137, 2308895), (12877, 1458995), (14165, 1326331), (16789, 1119035), (40685, 461779), (64385, 291799), (83945, 223807)]