16780644

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{11369}}^1$

素因数の和:11420

約数の個数: 36

約数和(自身を含む): 43456140

約数和(自身を除く): 26675496

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 492, 738, 1476, 11369, 22738, 34107, 45476, 68214, 102321, 136428, 204642, 409284, 466129, 932258, 1398387, 1864516, 2796774, 4195161, 5593548, 8390322, 16780644]

約数ペア:

[(1, 16780644), (2, 8390322), (3, 5593548), (4, 4195161), (6, 2796774), (9, 1864516), (12, 1398387), (18, 932258), (36, 466129), (41, 409284), (82, 204642), (123, 136428), (164, 102321), (246, 68214), (369, 45476), (492, 34107), (738, 22738), (1476, 11369)]