20121747519

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{4753543}}^1$

素因数の和:4753646

約数の個数: 16

約数和(自身を含む): 28749434112

約数和(自身を除く): 8627686593

約数列:

[1, 3, 17, 51, 83, 249, 1411, 4233, 4753543, 14260629, 80810231, 242430693, 394544069, 1183632207, 6707249173, 20121747519]

約数ペア:

[(1, 20121747519), (3, 6707249173), (17, 1183632207), (51, 394544069), (83, 242430693), (249, 80810231), (1411, 14260629), (4233, 4753543)]