66961456

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{39113}}^1$

素因数の和:39228

約数の個数: 20

約数和(自身を含む): 130953672

約数和(自身を除く): 63992216

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 39113, 78226, 156452, 312904, 625808, 4185091, 8370182, 16740364, 33480728, 66961456]

約数ペア:

[(1, 66961456), (2, 33480728), (4, 16740364), (8, 8370182), (16, 4185091), (107, 625808), (214, 312904), (428, 156452), (856, 78226), (1712, 39113)]