20617704

素因数分解:

$2^3\times 3^2\times {\mathrm{233}}^1\times {\mathrm{1229}}^1$

素因数の和:1474

約数の個数: 48

約数和(自身を含む): 56124900

約数和(自身を除く): 35507196

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 233, 466, 699, 932, 1229, 1398, 1864, 2097, 2458, 2796, 3687, 4194, 4916, 5592, 7374, 8388, 9832, 11061, 14748, 16776, 22122, 29496, 44244, 88488, 286357, 572714, 859071, 1145428, 1718142, 2290856, 2577213, 3436284, 5154426, 6872568, 10308852, 20617704]

約数ペア:

[(1, 20617704), (2, 10308852), (3, 6872568), (4, 5154426), (6, 3436284), (8, 2577213), (9, 2290856), (12, 1718142), (18, 1145428), (24, 859071), (36, 572714), (72, 286357), (233, 88488), (466, 44244), (699, 29496), (932, 22122), (1229, 16776), (1398, 14748), (1864, 11061), (2097, 9832), (2458, 8388), (2796, 7374), (3687, 5592), (4194, 4916)]