19841817

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1$

素因数の和:672

約数の個数: 16

約数和(自身を含む): 26948480

約数和(自身を除く): 7106663

約数列:

[1, 3, 103, 157, 309, 409, 471, 1227, 16171, 42127, 48513, 64213, 126381, 192639, 6613939, 19841817]

約数ペア:

[(1, 19841817), (3, 6613939), (103, 192639), (157, 126381), (309, 64213), (409, 48513), (471, 42127), (1227, 16171)]