804907408

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{1226993}}^1$

素因数の和:1227042

約数の個数: 20

約数和(自身を含む): 1597546188

約数和(自身を除く): 792638780

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1226993, 2453986, 4907972, 9815944, 19631888, 50306713, 100613426, 201226852, 402453704, 804907408]

約数ペア:

[(1, 804907408), (2, 402453704), (4, 201226852), (8, 100613426), (16, 50306713), (41, 19631888), (82, 9815944), (164, 4907972), (328, 2453986), (656, 1226993)]