20176673024

素因数分解:

$2^8\times {\mathrm{78815129}}^1$

素因数の和:78815145

約数の個数: 18

約数和(自身を含む): 40274531430

約数和(自身を除く): 20097858406

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 78815129, 157630258, 315260516, 630521032, 1261042064, 2522084128, 5044168256, 10088336512, 20176673024]

約数ペア:

[(1, 20176673024), (2, 10088336512), (4, 5044168256), (8, 2522084128), (16, 1261042064), (32, 630521032), (64, 315260516), (128, 157630258), (256, 78815129)]