20263752

素因数分解:

$2^3\times 3^2\times {\mathrm{229}}^1\times {\mathrm{1229}}^1$

素因数の和:1470

約数の個数: 48

約数和(自身を含む): 55165500

約数和(自身を除く): 34901748

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 229, 458, 687, 916, 1229, 1374, 1832, 2061, 2458, 2748, 3687, 4122, 4916, 5496, 7374, 8244, 9832, 11061, 14748, 16488, 22122, 29496, 44244, 88488, 281441, 562882, 844323, 1125764, 1688646, 2251528, 2532969, 3377292, 5065938, 6754584, 10131876, 20263752]

約数ペア:

[(1, 20263752), (2, 10131876), (3, 6754584), (4, 5065938), (6, 3377292), (8, 2532969), (9, 2251528), (12, 1688646), (18, 1125764), (24, 844323), (36, 562882), (72, 281441), (229, 88488), (458, 44244), (687, 29496), (916, 22122), (1229, 16488), (1374, 14748), (1832, 11061), (2061, 9832), (2458, 8244), (2748, 7374), (3687, 5496), (4122, 4916)]