18565549947

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2090009}}^1$

素因数の和:2090072

約数の個数: 32

約数和(自身を含む): 32102553600

約数和(自身を除く): 13537003653

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 329, 423, 987, 1269, 2961, 8883, 2090009, 6270027, 14630063, 18810081, 43890189, 56430243, 98230423, 131670567, 294691269, 395011701, 687612961, 884073807, 2062838883, 2652221421, 6188516649, 18565549947]

約数ペア:

[(1, 18565549947), (3, 6188516649), (7, 2652221421), (9, 2062838883), (21, 884073807), (27, 687612961), (47, 395011701), (63, 294691269), (141, 131670567), (189, 98230423), (329, 56430243), (423, 43890189), (987, 18810081), (1269, 14630063), (2961, 6270027), (8883, 2090009)]