2019043070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{426859}}^1$

素因数の和:426920

約数の個数: 32

約数和(自身を含む): 4056877440

約数和(自身を除く): 2037834370

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 426859, 853718, 2134295, 4268590, 4695449, 9390898, 18354937, 23477245, 36709874, 46954490, 91774685, 183549370, 201904307, 403808614, 1009521535, 2019043070]

約数ペア:

[(1, 2019043070), (2, 1009521535), (5, 403808614), (10, 201904307), (11, 183549370), (22, 91774685), (43, 46954490), (55, 36709874), (86, 23477245), (110, 18354937), (215, 9390898), (430, 4695449), (473, 4268590), (946, 2134295), (2365, 853718), (4730, 426859)]