19810356

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{20897}}^1$

素因数の和:20983

約数の個数: 24

約数和(自身を含む): 46811520

約数和(自身を除く): 27001164

約数列:

[1, 2, 3, 4, 6, 12, 79, 158, 237, 316, 474, 948, 20897, 41794, 62691, 83588, 125382, 250764, 1650863, 3301726, 4952589, 6603452, 9905178, 19810356]

約数ペア:

[(1, 19810356), (2, 9905178), (3, 6603452), (4, 4952589), (6, 3301726), (12, 1650863), (79, 250764), (158, 125382), (237, 83588), (316, 62691), (474, 41794), (948, 20897)]