18931170049

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2309}}^1\times {\mathrm{39229}}^1$

素因数の和:41568

約数の個数: 16

約数和(自身を含む): 21749112000

約数和(自身を除く): 2817941951

約数列:

[1, 11, 19, 209, 2309, 25399, 39229, 43871, 431519, 482581, 745351, 8198861, 90579761, 996377371, 1721015459, 18931170049]

約数ペア:

[(1, 18931170049), (11, 1721015459), (19, 996377371), (209, 90579761), (2309, 8198861), (25399, 745351), (39229, 482581), (43871, 431519)]