18216864

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{1471}}^1$

素因数の和:1530

約数の個数: 72

約数和(自身を含む): 53044992

約数和(自身を除く): 34828128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 688, 774, 1032, 1376, 1471, 1548, 2064, 2942, 3096, 4128, 4413, 5884, 6192, 8826, 11768, 12384, 13239, 17652, 23536, 26478, 35304, 47072, 52956, 63253, 70608, 105912, 126506, 141216, 189759, 211824, 253012, 379518, 423648, 506024, 569277, 759036, 1012048, 1138554, 1518072, 2024096, 2277108, 3036144, 4554216, 6072288, 9108432, 18216864]

約数ペア:

[(1, 18216864), (2, 9108432), (3, 6072288), (4, 4554216), (6, 3036144), (8, 2277108), (9, 2024096), (12, 1518072), (16, 1138554), (18, 1012048), (24, 759036), (32, 569277), (36, 506024), (43, 423648), (48, 379518), (72, 253012), (86, 211824), (96, 189759), (129, 141216), (144, 126506), (172, 105912), (258, 70608), (288, 63253), (344, 52956), (387, 47072), (516, 35304), (688, 26478), (774, 23536), (1032, 17652), (1376, 13239), (1471, 12384), (1548, 11768), (2064, 8826), (2942, 6192), (3096, 5884), (4128, 4413)]