20408965159

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1709}}^1\times {\mathrm{57139}}^1$

素因数の和:58878

約数の個数: 16

約数和(自身を含む): 23450256000

約数和(自身を除く): 3041290841

約数列:

[1, 11, 19, 209, 1709, 18799, 32471, 57139, 357181, 628529, 1085641, 11942051, 97650551, 1074156061, 1855360469, 20408965159]

約数ペア:

[(1, 20408965159), (11, 1855360469), (19, 1074156061), (209, 97650551), (1709, 11942051), (18799, 1085641), (32471, 628529), (57139, 357181)]