18062008

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{359}}^1$

素因数の和:715

約数の個数: 32

約数和(自身を含む): 35856000

約数和(自身を除く): 17793992

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 331, 359, 662, 718, 1324, 1436, 2648, 2872, 6289, 6821, 12578, 13642, 25156, 27284, 50312, 54568, 118829, 237658, 475316, 950632, 2257751, 4515502, 9031004, 18062008]

約数ペア:

[(1, 18062008), (2, 9031004), (4, 4515502), (8, 2257751), (19, 950632), (38, 475316), (76, 237658), (152, 118829), (331, 54568), (359, 50312), (662, 27284), (718, 25156), (1324, 13642), (1436, 12578), (2648, 6821), (2872, 6289)]