20116776

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 52240320

約数和(自身を除く): 32123544

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 101, 129, 172, 193, 202, 258, 303, 344, 386, 404, 516, 579, 606, 772, 808, 1032, 1158, 1212, 1544, 2316, 2424, 4343, 4632, 8299, 8686, 13029, 16598, 17372, 19493, 24897, 26058, 33196, 34744, 38986, 49794, 52116, 58479, 66392, 77972, 99588, 104232, 116958, 155944, 199176, 233916, 467832, 838199, 1676398, 2514597, 3352796, 5029194, 6705592, 10058388, 20116776]

約数ペア:

[(1, 20116776), (2, 10058388), (3, 6705592), (4, 5029194), (6, 3352796), (8, 2514597), (12, 1676398), (24, 838199), (43, 467832), (86, 233916), (101, 199176), (129, 155944), (172, 116958), (193, 104232), (202, 99588), (258, 77972), (303, 66392), (344, 58479), (386, 52116), (404, 49794), (516, 38986), (579, 34744), (606, 33196), (772, 26058), (808, 24897), (1032, 19493), (1158, 17372), (1212, 16598), (1544, 13029), (2316, 8686), (2424, 8299), (4343, 4632)]