20822888

素因数分解:

$2^3\times {\mathrm{557}}^1\times {\mathrm{4673}}^1$

素因数の和:5236

約数の個数: 16

約数和(自身を含む): 39121380

約数和(自身を除く): 18298492

約数列:

[1, 2, 4, 8, 557, 1114, 2228, 4456, 4673, 9346, 18692, 37384, 2602861, 5205722, 10411444, 20822888]

約数ペア:

[(1, 20822888), (2, 10411444), (4, 5205722), (8, 2602861), (557, 37384), (1114, 18692), (2228, 9346), (4456, 4673)]