2156869648

素因数分解:

$2^4\times {\mathrm{31771}}^1\times {\mathrm{4243}}^1$

素因数の和:36022

約数の個数: 20

約数和(自身を含む): 4180051408

約数和(自身を除く): 2023181760

約数列:

[1, 2, 4, 8, 16, 4243, 8486, 16972, 31771, 33944, 63542, 67888, 127084, 254168, 508336, 134804353, 269608706, 539217412, 1078434824, 2156869648]

約数ペア:

[(1, 2156869648), (2, 1078434824), (4, 539217412), (8, 269608706), (16, 134804353), (4243, 508336), (8486, 254168), (16972, 127084), (31771, 67888), (33944, 63542)]