18431568

素因数分解:

$2^4\times 3^2\times {\mathrm{127997}}^1$

素因数の和:128011

約数の個数: 30

約数和(自身を含む): 51583194

約数和(自身を除く): 33151626

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 127997, 255994, 383991, 511988, 767982, 1023976, 1151973, 1535964, 2047952, 2303946, 3071928, 4607892, 6143856, 9215784, 18431568]

約数ペア:

[(1, 18431568), (2, 9215784), (3, 6143856), (4, 4607892), (6, 3071928), (8, 2303946), (9, 2047952), (12, 1535964), (16, 1151973), (18, 1023976), (24, 767982), (36, 511988), (48, 383991), (72, 255994), (144, 127997)]