1680931478

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{641}}^1\times {\mathrm{10009}}^1$

素因数の和:10783

約数の個数: 16

約数和(自身を含む): 2544862320

約数和(自身を除く): 863930842

約数列:

[1, 2, 131, 262, 641, 1282, 10009, 20018, 83971, 167942, 1311179, 2622358, 6415769, 12831538, 840465739, 1680931478]

約数ペア:

[(1, 1680931478), (2, 840465739), (131, 12831538), (262, 6415769), (641, 2622358), (1282, 1311179), (10009, 167942), (20018, 83971)]