1990838

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:331

約数の個数: 16

約数和(自身を含む): 3084480

約数和(自身を除く): 1093642

約数列:

[1, 2, 67, 83, 134, 166, 179, 358, 5561, 11122, 11993, 14857, 23986, 29714, 995419, 1990838]

約数ペア:

[(1, 1990838), (2, 995419), (67, 29714), (83, 23986), (134, 14857), (166, 11993), (179, 11122), (358, 5561)]