20898173685

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1214657}}^1$

素因数の和:1214733

約数の個数: 32

約数和(自身を含む): 35448579072

約数和(自身を除く): 14550405387

約数列:

[1, 3, 5, 15, 31, 37, 93, 111, 155, 185, 465, 555, 1147, 3441, 5735, 17205, 1214657, 3643971, 6073285, 18219855, 37654367, 44942309, 112963101, 134826927, 188271835, 224711545, 564815505, 674134635, 1393211579, 4179634737, 6966057895, 20898173685]

約数ペア:

[(1, 20898173685), (3, 6966057895), (5, 4179634737), (15, 1393211579), (31, 674134635), (37, 564815505), (93, 224711545), (111, 188271835), (155, 134826927), (185, 112963101), (465, 44942309), (555, 37654367), (1147, 18219855), (3441, 6073285), (5735, 3643971), (17205, 1214657)]