18908872

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{57649}}^1$

素因数の和:57696

約数の個数: 16

約数和(自身を含む): 36319500

約数和(自身を除く): 17410628

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 57649, 115298, 230596, 461192, 2363609, 4727218, 9454436, 18908872]

約数ペア:

[(1, 18908872), (2, 9454436), (4, 4727218), (8, 2363609), (41, 461192), (82, 230596), (164, 115298), (328, 57649)]