19257920

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5471}}^1$

素因数の和:5499

約数の個数: 56

約数和(自身を含む): 50035968

約数和(自身を除く): 30778048

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 5471, 10942, 21884, 27355, 43768, 54710, 60181, 87536, 109420, 120362, 175072, 218840, 240724, 300905, 350144, 437680, 481448, 601810, 875360, 962896, 1203620, 1750720, 1925792, 2407240, 3851584, 4814480, 9628960, 19257920]

約数ペア:

[(1, 19257920), (2, 9628960), (4, 4814480), (5, 3851584), (8, 2407240), (10, 1925792), (11, 1750720), (16, 1203620), (20, 962896), (22, 875360), (32, 601810), (40, 481448), (44, 437680), (55, 350144), (64, 300905), (80, 240724), (88, 218840), (110, 175072), (160, 120362), (176, 109420), (220, 87536), (320, 60181), (352, 54710), (440, 43768), (704, 27355), (880, 21884), (1760, 10942), (3520, 5471)]