20163379504

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{30736859}}^1$

素因数の和:30736908

約数の個数: 20

約数和(自身を含む): 40019391720

約数和(自身を除く): 19856012216

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 30736859, 61473718, 122947436, 245894872, 491789744, 1260211219, 2520422438, 5040844876, 10081689752, 20163379504]

約数ペア:

[(1, 20163379504), (2, 10081689752), (4, 5040844876), (8, 2520422438), (16, 1260211219), (41, 491789744), (82, 245894872), (164, 122947436), (328, 61473718), (656, 30736859)]