42949712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{206489}}^1$

素因数の和:206510

約数の個数: 20

約数和(自身を含む): 89616660

約数和(自身を除く): 46666948

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 206489, 412978, 825956, 1651912, 2684357, 3303824, 5368714, 10737428, 21474856, 42949712]

約数ペア:

[(1, 42949712), (2, 21474856), (4, 10737428), (8, 5368714), (13, 3303824), (16, 2684357), (26, 1651912), (52, 825956), (104, 412978), (208, 206489)]