220194486

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{284489}}^1$

素因数の和:284540

約数の個数: 24

約数和(自身を含む): 488184840

約数和(自身を除く): 267990354

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 284489, 568978, 853467, 1706934, 2560401, 5120802, 12233027, 24466054, 36699081, 73398162, 110097243, 220194486]

約数ペア:

[(1, 220194486), (2, 110097243), (3, 73398162), (6, 36699081), (9, 24466054), (18, 12233027), (43, 5120802), (86, 2560401), (129, 1706934), (258, 853467), (387, 568978), (774, 284489)]