27977744

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{42649}}^1$

素因数の和:42698

約数の個数: 20

約数和(自身を含む): 55530300

約数和(自身を除く): 27552556

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 42649, 85298, 170596, 341192, 682384, 1748609, 3497218, 6994436, 13988872, 27977744]

約数ペア:

[(1, 27977744), (2, 13988872), (4, 6994436), (8, 3497218), (16, 1748609), (41, 682384), (82, 341192), (164, 170596), (328, 85298), (656, 42649)]