18910044

素因数分解:

$2^2\times 3^3\times {\mathrm{311}}^1\times {\mathrm{563}}^1$

素因数の和:887

約数の個数: 48

約数和(自身を含む): 49271040

約数和(自身を除く): 30360996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 311, 563, 622, 933, 1126, 1244, 1689, 1866, 2252, 2799, 3378, 3732, 5067, 5598, 6756, 8397, 10134, 11196, 15201, 16794, 20268, 30402, 33588, 60804, 175093, 350186, 525279, 700372, 1050558, 1575837, 2101116, 3151674, 4727511, 6303348, 9455022, 18910044]

約数ペア:

[(1, 18910044), (2, 9455022), (3, 6303348), (4, 4727511), (6, 3151674), (9, 2101116), (12, 1575837), (18, 1050558), (27, 700372), (36, 525279), (54, 350186), (108, 175093), (311, 60804), (563, 33588), (622, 30402), (933, 20268), (1126, 16794), (1244, 15201), (1689, 11196), (1866, 10134), (2252, 8397), (2799, 6756), (3378, 5598), (3732, 5067)]