20178229096

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{81363827}}^1$

素因数の和:81363864

約数の個数: 16

約数和(自身を含む): 39054637440

約数和(自身を除く): 18876408344

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 81363827, 162727654, 325455308, 650910616, 2522278637, 5044557274, 10089114548, 20178229096]

約数ペア:

[(1, 20178229096), (2, 10089114548), (4, 5044557274), (8, 2522278637), (31, 650910616), (62, 325455308), (124, 162727654), (248, 81363827)]