20081908096

素因数分解:

$2^7\times {\mathrm{71}}^1\times {\mathrm{2209717}}^1$

素因数の和:2209802

約数の個数: 32

約数和(自身を含む): 40570422480

約数和(自身を除く): 20488514384

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 284, 568, 1136, 2272, 4544, 9088, 2209717, 4419434, 8838868, 17677736, 35355472, 70710944, 141421888, 156889907, 282843776, 313779814, 627559628, 1255119256, 2510238512, 5020477024, 10040954048, 20081908096]

約数ペア:

[(1, 20081908096), (2, 10040954048), (4, 5020477024), (8, 2510238512), (16, 1255119256), (32, 627559628), (64, 313779814), (71, 282843776), (128, 156889907), (142, 141421888), (284, 70710944), (568, 35355472), (1136, 17677736), (2272, 8838868), (4544, 4419434), (9088, 2209717)]