19783933

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:684

約数の個数: 16

約数和(自身を含む): 22450176

約数和(自身を除く): 2666243

約数列:

[1, 13, 23, 127, 299, 521, 1651, 2921, 6773, 11983, 37973, 66167, 155779, 860171, 1521841, 19783933]

約数ペア:

[(1, 19783933), (13, 1521841), (23, 860171), (127, 155779), (299, 66167), (521, 37973), (1651, 11983), (2921, 6773)]