20960072

素因数分解:

$2^3\times 7^1\times {\mathrm{374287}}^1$

素因数の和:374300

約数の個数: 16

約数和(自身を含む): 44914560

約数和(自身を除く): 23954488

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 374287, 748574, 1497148, 2620009, 2994296, 5240018, 10480036, 20960072]

約数ペア:

[(1, 20960072), (2, 10480036), (4, 5240018), (7, 2994296), (8, 2620009), (14, 1497148), (28, 748574), (56, 374287)]