19800443

素因数分解:

${\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:386

約数の個数: 16

約数和(自身を含む): 21934080

約数和(自身を除く): 2133637

約数列:

[1, 13, 67, 127, 179, 871, 1651, 2327, 8509, 11993, 22733, 110617, 155909, 295529, 1523111, 19800443]

約数ペア:

[(1, 19800443), (13, 1523111), (67, 295529), (127, 155909), (179, 110617), (871, 22733), (1651, 11993), (2327, 8509)]