20219508

素因数分解:

$2^2\times 3^2\times {\mathrm{457}}^1\times {\mathrm{1229}}^1$

素因数の和:1696

約数の個数: 36

約数和(自身を含む): 51263940

約数和(自身を除く): 31044432

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 457, 914, 1229, 1371, 1828, 2458, 2742, 3687, 4113, 4916, 5484, 7374, 8226, 11061, 14748, 16452, 22122, 44244, 561653, 1123306, 1684959, 2246612, 3369918, 5054877, 6739836, 10109754, 20219508]

約数ペア:

[(1, 20219508), (2, 10109754), (3, 6739836), (4, 5054877), (6, 3369918), (9, 2246612), (12, 1684959), (18, 1123306), (36, 561653), (457, 44244), (914, 22122), (1229, 16452), (1371, 14748), (1828, 11061), (2458, 8226), (2742, 7374), (3687, 5484), (4113, 4916)]