18727730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{14081}}^1$

素因数の和:14114

約数の個数: 32

約数和(自身を含む): 40556160

約数和(自身を除く): 21828430

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 14081, 28162, 70405, 98567, 140810, 197134, 267539, 492835, 535078, 985670, 1337695, 1872773, 2675390, 3745546, 9363865, 18727730]

約数ペア:

[(1, 18727730), (2, 9363865), (5, 3745546), (7, 2675390), (10, 1872773), (14, 1337695), (19, 985670), (35, 535078), (38, 492835), (70, 267539), (95, 197134), (133, 140810), (190, 98567), (266, 70405), (665, 28162), (1330, 14081)]