40974544

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{196993}}^1$

素因数の和:197014

約数の個数: 20

約数和(自身を含む): 85495396

約数和(自身を除く): 44520852

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 196993, 393986, 787972, 1575944, 2560909, 3151888, 5121818, 10243636, 20487272, 40974544]

約数ペア:

[(1, 40974544), (2, 20487272), (4, 10243636), (8, 5121818), (13, 3151888), (16, 2560909), (26, 1575944), (52, 787972), (104, 393986), (208, 196993)]