20807521024

素因数分解:

$2^8\times {\mathrm{173}}^1\times {\mathrm{469823}}^1$

素因数の和:470012

約数の個数: 36

約数和(自身を含む): 41773931136

約数和(自身を除く): 20966410112

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 173, 256, 346, 692, 1384, 2768, 5536, 11072, 22144, 44288, 469823, 939646, 1879292, 3758584, 7517168, 15034336, 30068672, 60137344, 81279379, 120274688, 162558758, 325117516, 650235032, 1300470064, 2600940128, 5201880256, 10403760512, 20807521024]

約数ペア:

[(1, 20807521024), (2, 10403760512), (4, 5201880256), (8, 2600940128), (16, 1300470064), (32, 650235032), (64, 325117516), (128, 162558758), (173, 120274688), (256, 81279379), (346, 60137344), (692, 30068672), (1384, 15034336), (2768, 7517168), (5536, 3758584), (11072, 1879292), (22144, 939646), (44288, 469823)]