2019505904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9709163}}^1$

素因数の和:9709184

約数の個数: 20

約数和(自身を含む): 4213777176

約数和(自身を除く): 2194271272

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9709163, 19418326, 38836652, 77673304, 126219119, 155346608, 252438238, 504876476, 1009752952, 2019505904]

約数ペア:

[(1, 2019505904), (2, 1009752952), (4, 504876476), (8, 252438238), (13, 155346608), (16, 126219119), (26, 77673304), (52, 38836652), (104, 19418326), (208, 9709163)]