20187395423

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1\times {\mathrm{69877}}^1$

素因数の和:70274

約数の個数: 16

約数和(自身を含む): 22117225536

約数和(自身を除く): 1929830113

約数列:

[1, 13, 71, 313, 923, 4069, 22223, 69877, 288899, 908401, 4961267, 21871501, 64496471, 284329513, 1552876571, 20187395423]

約数ペア:

[(1, 20187395423), (13, 1552876571), (71, 284329513), (313, 64496471), (923, 21871501), (4069, 4961267), (22223, 908401), (69877, 288899)]