40967888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{196961}}^1$

素因数の和:196982

約数の個数: 20

約数和(自身を含む): 85481508

約数和(自身を除く): 44513620

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 196961, 393922, 787844, 1575688, 2560493, 3151376, 5120986, 10241972, 20483944, 40967888]

約数ペア:

[(1, 40967888), (2, 20483944), (4, 10241972), (8, 5120986), (13, 3151376), (16, 2560493), (26, 1575688), (52, 787844), (104, 393922), (208, 196961)]