20560158

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{15647}}^1$

素因数の和:15728

約数の個数: 24

約数和(自身を含む): 45160128

約数和(自身を除く): 24599970

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 15647, 31294, 46941, 93882, 140823, 281646, 1142231, 2284462, 3426693, 6853386, 10280079, 20560158]

約数ペア:

[(1, 20560158), (2, 10280079), (3, 6853386), (6, 3426693), (9, 2284462), (18, 1142231), (73, 281646), (146, 140823), (219, 93882), (438, 46941), (657, 31294), (1314, 15647)]