20131186551

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{823}}^1\times {\mathrm{31481}}^1$

素因数の和:32351

約数の個数: 32

約数和(自身を含む): 31544460288

約数和(自身を除く): 11413273737

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 823, 2469, 5761, 17283, 30451, 31481, 91353, 94443, 213157, 220367, 639471, 661101, 1164797, 3494391, 8153579, 24460737, 25908863, 77726589, 181362041, 544086123, 958627931, 2875883793, 6710395517, 20131186551]

約数ペア:

[(1, 20131186551), (3, 6710395517), (7, 2875883793), (21, 958627931), (37, 544086123), (111, 181362041), (259, 77726589), (777, 25908863), (823, 24460737), (2469, 8153579), (5761, 3494391), (17283, 1164797), (30451, 661101), (31481, 639471), (91353, 220367), (94443, 213157)]