2019900939

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1\times {\mathrm{4999}}^1$

素因数の和:5351

約数の個数: 32

約数和(自身を含む): 3133440000

約数和(自身を除く): 1113539061

約数列:

[1, 3, 7, 21, 71, 213, 271, 497, 813, 1491, 1897, 4999, 5691, 14997, 19241, 34993, 57723, 104979, 134687, 354929, 404061, 1064787, 1354729, 2484503, 4064187, 7453509, 9483103, 28449309, 96185759, 288557277, 673300313, 2019900939]

約数ペア:

[(1, 2019900939), (3, 673300313), (7, 288557277), (21, 96185759), (71, 28449309), (213, 9483103), (271, 7453509), (497, 4064187), (813, 2484503), (1491, 1354729), (1897, 1064787), (4999, 404061), (5691, 354929), (14997, 134687), (19241, 104979), (34993, 57723)]