16219819

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{12391}}^1$

素因数の和:12426

約数の個数: 16

約数和(自身を含む): 21413376

約数和(自身を除く): 5193557

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 12391, 86737, 136301, 210647, 954107, 1474529, 2317117, 16219819]

約数ペア:

[(1, 16219819), (7, 2317117), (11, 1474529), (17, 954107), (77, 210647), (119, 136301), (187, 86737), (1309, 12391)]