20886512

素因数分解:

$2^4\times {\mathrm{271}}^1\times {\mathrm{4817}}^1$

素因数の和:5096

約数の個数: 20

約数和(自身を含む): 40625376

約数和(自身を除く): 19738864

約数列:

[1, 2, 4, 8, 16, 271, 542, 1084, 2168, 4336, 4817, 9634, 19268, 38536, 77072, 1305407, 2610814, 5221628, 10443256, 20886512]

約数ペア:

[(1, 20886512), (2, 10443256), (4, 5221628), (8, 2610814), (16, 1305407), (271, 77072), (542, 38536), (1084, 19268), (2168, 9634), (4336, 4817)]