18881214

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{6653}}^1$

素因数の和:6712

約数の個数: 32

約数和(自身を含む): 42159744

約数和(自身を除く): 23278530

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 86, 129, 258, 473, 946, 1419, 2838, 6653, 13306, 19959, 39918, 73183, 146366, 219549, 286079, 439098, 572158, 858237, 1716474, 3146869, 6293738, 9440607, 18881214]

約数ペア:

[(1, 18881214), (2, 9440607), (3, 6293738), (6, 3146869), (11, 1716474), (22, 858237), (33, 572158), (43, 439098), (66, 286079), (86, 219549), (129, 146366), (258, 73183), (473, 39918), (946, 19959), (1419, 13306), (2838, 6653)]