20385778826

素因数分解:

$2^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{2209601}}^1$

素因数の和:2210269

約数の個数: 16

約数和(自身を含む): 35000095680

約数和(自身を除く): 14614316854

約数列:

[1, 2, 7, 14, 659, 1318, 4613, 9226, 2209601, 4419202, 15467207, 30934414, 1456127059, 2912254118, 10192889413, 20385778826]

約数ペア:

[(1, 20385778826), (2, 10192889413), (7, 2912254118), (14, 1456127059), (659, 30934414), (1318, 15467207), (4613, 4419202), (9226, 2209601)]