1915290478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{384751}}^1$

素因数の和:384903

約数の個数: 16

約数和(自身を含む): 3047235840

約数和(自身を除く): 1131945362

約数列:

[1, 2, 19, 38, 131, 262, 2489, 4978, 384751, 769502, 7310269, 14620538, 50402381, 100804762, 957645239, 1915290478]

約数ペア:

[(1, 1915290478), (2, 957645239), (19, 100804762), (38, 50402381), (131, 14620538), (262, 7310269), (2489, 769502), (4978, 384751)]