17920768

素因数分解:

$2^8\times {\mathrm{70003}}^1$

素因数の和:70019

約数の個数: 18

約数和(自身を含む): 35772044

約数和(自身を除く): 17851276

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 70003, 140006, 280012, 560024, 1120048, 2240096, 4480192, 8960384, 17920768]

約数ペア:

[(1, 17920768), (2, 8960384), (4, 4480192), (8, 2240096), (16, 1120048), (32, 560024), (64, 280012), (128, 140006), (256, 70003)]