19720741319

素因数分解:

${\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1\times {\mathrm{66239}}^1$

素因数の和:66550

約数の個数: 16

約数和(自身を含む): 21232834560

約数和(自身を除く): 1512093241

約数列:

[1, 17, 83, 211, 1411, 3587, 17513, 66239, 297721, 1126063, 5497837, 13976429, 93463229, 237599293, 1160043607, 19720741319]

約数ペア:

[(1, 19720741319), (17, 1160043607), (83, 237599293), (211, 93463229), (1411, 13976429), (3587, 5497837), (17513, 1126063), (66239, 297721)]