66270896

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{243643}}^1$

素因数の和:243668

約数の個数: 20

約数和(自身を含む): 135953352

約数和(自身を除く): 69682456

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 243643, 487286, 974572, 1949144, 3898288, 4141931, 8283862, 16567724, 33135448, 66270896]

約数ペア:

[(1, 66270896), (2, 33135448), (4, 16567724), (8, 8283862), (16, 4141931), (17, 3898288), (34, 1949144), (68, 974572), (136, 487286), (272, 243643)]