18153512

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9187}}^1$

素因数の和:9225

約数の個数: 32

約数和(自身を含む): 38589600

約数和(自身を除く): 20436088

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 9187, 18374, 36748, 73496, 119431, 174553, 238862, 349106, 477724, 698212, 955448, 1396424, 2269189, 4538378, 9076756, 18153512]

約数ペア:

[(1, 18153512), (2, 9076756), (4, 4538378), (8, 2269189), (13, 1396424), (19, 955448), (26, 698212), (38, 477724), (52, 349106), (76, 238862), (104, 174553), (152, 119431), (247, 73496), (494, 36748), (988, 18374), (1976, 9187)]