25904368

素因数分解:

$2^4\times 7^1\times {\mathrm{231289}}^1$

素因数の和:231304

約数の個数: 20

約数和(自身を含む): 57359920

約数和(自身を除く): 31455552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 231289, 462578, 925156, 1619023, 1850312, 3238046, 3700624, 6476092, 12952184, 25904368]

約数ペア:

[(1, 25904368), (2, 12952184), (4, 6476092), (7, 3700624), (8, 3238046), (14, 1850312), (16, 1619023), (28, 925156), (56, 462578), (112, 231289)]