18520854

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{971}}^1$

素因数の和:1021

約数の個数: 48

約数和(自身を含む): 42970176

約数和(自身を除く): 24449322

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 102, 187, 289, 374, 561, 578, 867, 971, 1122, 1734, 1942, 2913, 3179, 5826, 6358, 9537, 10681, 16507, 19074, 21362, 32043, 33014, 49521, 64086, 99042, 181577, 280619, 363154, 544731, 561238, 841857, 1089462, 1683714, 3086809, 6173618, 9260427, 18520854]

約数ペア:

[(1, 18520854), (2, 9260427), (3, 6173618), (6, 3086809), (11, 1683714), (17, 1089462), (22, 841857), (33, 561238), (34, 544731), (51, 363154), (66, 280619), (102, 181577), (187, 99042), (289, 64086), (374, 49521), (561, 33014), (578, 32043), (867, 21362), (971, 19074), (1122, 16507), (1734, 10681), (1942, 9537), (2913, 6358), (3179, 5826)]