28494544

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{136993}}^1$

素因数の和:137014

約数の個数: 20

約数和(自身を含む): 59455396

約数和(自身を除く): 30960852

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 136993, 273986, 547972, 1095944, 1780909, 2191888, 3561818, 7123636, 14247272, 28494544]

約数ペア:

[(1, 28494544), (2, 14247272), (4, 7123636), (8, 3561818), (13, 2191888), (16, 1780909), (26, 1095944), (52, 547972), (104, 273986), (208, 136993)]