1871944396

素因数分解:

$2^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{541}}^1\times {\mathrm{647}}^1$

素因数の和:1390

約数の個数: 48

約数和(自身を含む): 3776274432

約数和(自身を除く): 1904330036

約数列:

[1, 2, 4, 7, 14, 28, 191, 382, 541, 647, 764, 1082, 1294, 1337, 2164, 2588, 2674, 3787, 4529, 5348, 7574, 9058, 15148, 18116, 103331, 123577, 206662, 247154, 350027, 413324, 494308, 700054, 723317, 865039, 1400108, 1446634, 1730078, 2450189, 2893268, 3460156, 4900378, 9800756, 66855157, 133710314, 267420628, 467986099, 935972198, 1871944396]

約数ペア:

[(1, 1871944396), (2, 935972198), (4, 467986099), (7, 267420628), (14, 133710314), (28, 66855157), (191, 9800756), (382, 4900378), (541, 3460156), (647, 2893268), (764, 2450189), (1082, 1730078), (1294, 1446634), (1337, 1400108), (2164, 865039), (2588, 723317), (2674, 700054), (3787, 494308), (4529, 413324), (5348, 350027), (7574, 247154), (9058, 206662), (15148, 123577), (18116, 103331)]