18981576

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{6131}}^1$

素因数の和:6186

約数の個数: 48

約数和(自身を含む): 52612560

約数和(自身を除く): 33630984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 1032, 1548, 3096, 6131, 12262, 18393, 24524, 36786, 49048, 55179, 73572, 110358, 147144, 220716, 263633, 441432, 527266, 790899, 1054532, 1581798, 2109064, 2372697, 3163596, 4745394, 6327192, 9490788, 18981576]

約数ペア:

[(1, 18981576), (2, 9490788), (3, 6327192), (4, 4745394), (6, 3163596), (8, 2372697), (9, 2109064), (12, 1581798), (18, 1054532), (24, 790899), (36, 527266), (43, 441432), (72, 263633), (86, 220716), (129, 147144), (172, 110358), (258, 73572), (344, 55179), (387, 49048), (516, 36786), (774, 24524), (1032, 18393), (1548, 12262), (3096, 6131)]