2018011930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{426641}}^1$

素因数の和:426702

約数の個数: 32

約数和(自身を含む): 4054805568

約数和(自身を除く): 2036793638

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 426641, 853282, 2133205, 4266410, 4693051, 9386102, 18345563, 23465255, 36691126, 46930510, 91727815, 183455630, 201801193, 403602386, 1009005965, 2018011930]

約数ペア:

[(1, 2018011930), (2, 1009005965), (5, 403602386), (10, 201801193), (11, 183455630), (22, 91727815), (43, 46930510), (55, 36691126), (86, 23465255), (110, 18345563), (215, 9386102), (430, 4693051), (473, 4266410), (946, 2133205), (2365, 853282), (4730, 426641)]