19369833

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 30745344

約数和(自身を除く): 11375511

約数列:

[1, 3, 7, 21, 37, 97, 111, 257, 259, 291, 679, 771, 777, 1799, 2037, 3589, 5397, 9509, 10767, 24929, 25123, 28527, 66563, 74787, 75369, 174503, 199689, 523509, 922373, 2767119, 6456611, 19369833]

約数ペア:

[(1, 19369833), (3, 6456611), (7, 2767119), (21, 922373), (37, 523509), (97, 199689), (111, 174503), (257, 75369), (259, 74787), (291, 66563), (679, 28527), (771, 25123), (777, 24929), (1799, 10767), (2037, 9509), (3589, 5397)]