20021677

素因数分解:

${\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:388

約数の個数: 16

約数和(自身を含む): 22177792

約数和(自身を除く): 2156115

約数列:

[1, 13, 67, 127, 181, 871, 1651, 2353, 8509, 12127, 22987, 110617, 157651, 298831, 1540129, 20021677]

約数ペア:

[(1, 20021677), (13, 1540129), (67, 298831), (127, 157651), (181, 110617), (871, 22987), (1651, 12127), (2353, 8509)]