16980456514

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{415231}}^1$

素因数の和:415390

約数の個数: 32

約数和(自身を含む): 30614224896

約数和(自身を除く): 13633768382

約数列:

[1, 2, 7, 14, 23, 46, 127, 161, 254, 322, 889, 1778, 2921, 5842, 20447, 40894, 415231, 830462, 2906617, 5813234, 9550313, 19100626, 52734337, 66852191, 105468674, 133704382, 369140359, 738280718, 1212889751, 2425779502, 8490228257, 16980456514]

約数ペア:

[(1, 16980456514), (2, 8490228257), (7, 2425779502), (14, 1212889751), (23, 738280718), (46, 369140359), (127, 133704382), (161, 105468674), (254, 66852191), (322, 52734337), (889, 19100626), (1778, 9550313), (2921, 5813234), (5842, 2906617), (20447, 830462), (40894, 415231)]