20347987405

素因数分解:

$5^1\times {\mathrm{113}}^1\times {\mathrm{487}}^1\times {\mathrm{73951}}^1$

素因数の和:74556

約数の個数: 16

約数和(自身を含む): 24684585984

約数和(自身を除く): 4336598579

約数列:

[1, 5, 113, 487, 565, 2435, 55031, 73951, 275155, 369755, 8356463, 36014137, 41782315, 180070685, 4069597481, 20347987405]

約数ペア:

[(1, 20347987405), (5, 4069597481), (113, 180070685), (487, 41782315), (565, 36014137), (2435, 8356463), (55031, 369755), (73951, 275155)]