17870768

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{10247}}^1$

素因数の和:10364

約数の個数: 20

約数和(自身を含む): 34945680

約数和(自身を除く): 17074912

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 10247, 20494, 40988, 81976, 163952, 1116923, 2233846, 4467692, 8935384, 17870768]

約数ペア:

[(1, 17870768), (2, 8935384), (4, 4467692), (8, 2233846), (16, 1116923), (109, 163952), (218, 81976), (436, 40988), (872, 20494), (1744, 10247)]