40137656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{385939}}^1$

素因数の和:385958

約数の個数: 16

約数和(自身を含む): 81047400

約数和(自身を除く): 40909744

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 385939, 771878, 1543756, 3087512, 5017207, 10034414, 20068828, 40137656]

約数ペア:

[(1, 40137656), (2, 20068828), (4, 10034414), (8, 5017207), (13, 3087512), (26, 1543756), (52, 771878), (104, 385939)]