18263091

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{457}}^1$

素因数の和:651

約数の個数: 32

約数和(自身を含む): 30601728

約数和(自身を除く): 12338637

約数列:

[1, 3, 7, 11, 21, 33, 77, 173, 231, 457, 519, 1211, 1371, 1903, 3199, 3633, 5027, 5709, 9597, 13321, 15081, 35189, 39963, 79061, 105567, 237183, 553427, 869671, 1660281, 2609013, 6087697, 18263091]

約数ペア:

[(1, 18263091), (3, 6087697), (7, 2609013), (11, 1660281), (21, 869671), (33, 553427), (77, 237183), (173, 105567), (231, 79061), (457, 39963), (519, 35189), (1211, 15081), (1371, 13321), (1903, 9597), (3199, 5709), (3633, 5027)]