20218401502

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{10949}}^1\times {\mathrm{71023}}^1$

素因数の和:81987

約数の個数: 16

約数和(自身を含む): 32663937600

約数和(自身を除く): 12445536098

約数列:

[1, 2, 13, 26, 10949, 21898, 71023, 142046, 142337, 284674, 923299, 1846598, 777630827, 1555261654, 10109200751, 20218401502]

約数ペア:

[(1, 20218401502), (2, 10109200751), (13, 1555261654), (26, 777630827), (10949, 1846598), (21898, 923299), (71023, 284674), (142046, 142337)]