26891408

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{40993}}^1$

素因数の和:41042

約数の個数: 20

約数和(自身を含む): 53374188

約数和(自身を除く): 26482780

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 40993, 81986, 163972, 327944, 655888, 1680713, 3361426, 6722852, 13445704, 26891408]

約数ペア:

[(1, 26891408), (2, 13445704), (4, 6722852), (8, 3361426), (16, 1680713), (41, 655888), (82, 327944), (164, 163972), (328, 81986), (656, 40993)]