64165712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{308489}}^1$

素因数の和:308510

約数の個数: 20

約数和(自身を含む): 133884660

約数和(自身を除く): 69718948

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 308489, 616978, 1233956, 2467912, 4010357, 4935824, 8020714, 16041428, 32082856, 64165712]

約数ペア:

[(1, 64165712), (2, 32082856), (4, 16041428), (8, 8020714), (13, 4935824), (16, 4010357), (26, 2467912), (52, 1233956), (104, 616978), (208, 308489)]