18469297

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1831}}^1$

素因数の和:1980

約数の個数: 16

約数和(自身を含む): 23215104

約数和(自身を除く): 4745807

約数列:

[1, 7, 11, 77, 131, 917, 1441, 1831, 10087, 12817, 20141, 140987, 239861, 1679027, 2638471, 18469297]

約数ペア:

[(1, 18469297), (7, 2638471), (11, 1679027), (77, 239861), (131, 140987), (917, 20141), (1441, 12817), (1831, 10087)]