39872144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{191693}}^1$

素因数の和:191714

約数の個数: 20

約数和(自身を含む): 83195196

約数和(自身を除く): 43323052

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 191693, 383386, 766772, 1533544, 2492009, 3067088, 4984018, 9968036, 19936072, 39872144]

約数ペア:

[(1, 39872144), (2, 19936072), (4, 9968036), (8, 4984018), (13, 3067088), (16, 2492009), (26, 1533544), (52, 766772), (104, 383386), (208, 191693)]