20664196

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{7307}}^1$

素因数の和:7419

約数の個数: 24

約数和(自身を含む): 41743296

約数和(自身を除く): 21079100

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 7307, 14614, 29228, 51149, 102298, 204596, 738007, 1476014, 2952028, 5166049, 10332098, 20664196]

約数ペア:

[(1, 20664196), (2, 10332098), (4, 5166049), (7, 2952028), (14, 1476014), (28, 738007), (101, 204596), (202, 102298), (404, 51149), (707, 29228), (1414, 14614), (2828, 7307)]