20374431

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{457}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 34119168

約数和(自身を除く): 13744737

約数列:

[1, 3, 7, 11, 21, 33, 77, 193, 231, 457, 579, 1351, 1371, 2123, 3199, 4053, 5027, 6369, 9597, 14861, 15081, 35189, 44583, 88201, 105567, 264603, 617407, 970211, 1852221, 2910633, 6791477, 20374431]

約数ペア:

[(1, 20374431), (3, 6791477), (7, 2910633), (11, 1852221), (21, 970211), (33, 617407), (77, 264603), (193, 105567), (231, 88201), (457, 44583), (579, 35189), (1351, 15081), (1371, 14861), (2123, 9597), (3199, 6369), (4053, 5027)]