18539856

素因数分解:

$2^4\times 3^2\times {\mathrm{128749}}^1$

素因数の和:128763

約数の個数: 30

約数和(自身を含む): 51886250

約数和(自身を除く): 33346394

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 128749, 257498, 386247, 514996, 772494, 1029992, 1158741, 1544988, 2059984, 2317482, 3089976, 4634964, 6179952, 9269928, 18539856]

約数ペア:

[(1, 18539856), (2, 9269928), (3, 6179952), (4, 4634964), (6, 3089976), (8, 2317482), (9, 2059984), (12, 1544988), (16, 1158741), (18, 1029992), (24, 772494), (36, 514996), (48, 386247), (72, 257498), (144, 128749)]