20808548676

素因数分解:

$2^2\times 3^3\times {\mathrm{73}}^1\times {\mathrm{2639339}}^1$

素因数の和:2639425

約数の個数: 48

約数和(自身を含む): 54687124800

約数和(自身を除く): 33878576124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 73, 108, 146, 219, 292, 438, 657, 876, 1314, 1971, 2628, 3942, 7884, 2639339, 5278678, 7918017, 10557356, 15836034, 23754051, 31672068, 47508102, 71262153, 95016204, 142524306, 192671747, 285048612, 385343494, 578015241, 770686988, 1156030482, 1734045723, 2312060964, 3468091446, 5202137169, 6936182892, 10404274338, 20808548676]

約数ペア:

[(1, 20808548676), (2, 10404274338), (3, 6936182892), (4, 5202137169), (6, 3468091446), (9, 2312060964), (12, 1734045723), (18, 1156030482), (27, 770686988), (36, 578015241), (54, 385343494), (73, 285048612), (108, 192671747), (146, 142524306), (219, 95016204), (292, 71262153), (438, 47508102), (657, 31672068), (876, 23754051), (1314, 15836034), (1971, 10557356), (2628, 7918017), (3942, 5278678), (7884, 2639339)]