4428016

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{2539}}^1$

素因数の和:2656

約数の個数: 20

約数和(自身を含む): 8661400

約数和(自身を除く): 4233384

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 2539, 5078, 10156, 20312, 40624, 276751, 553502, 1107004, 2214008, 4428016]

約数ペア:

[(1, 4428016), (2, 2214008), (4, 1107004), (8, 553502), (16, 276751), (109, 40624), (218, 20312), (436, 10156), (872, 5078), (1744, 2539)]