20157658756

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{563}}^1\times {\mathrm{241919}}^1$

素因数の和:242523

約数の個数: 24

約数和(自身を含む): 36293806080

約数和(自身を除く): 16136147324

約数列:

[1, 2, 4, 37, 74, 148, 563, 1126, 2252, 20831, 41662, 83324, 241919, 483838, 967676, 8951003, 17902006, 35804012, 136200397, 272400794, 544801588, 5039414689, 10078829378, 20157658756]

約数ペア:

[(1, 20157658756), (2, 10078829378), (4, 5039414689), (37, 544801588), (74, 272400794), (148, 136200397), (563, 35804012), (1126, 17902006), (2252, 8951003), (20831, 967676), (41662, 483838), (83324, 241919)]