19908272

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{5897}}^1$

素因数の和:6116

約数の個数: 20

約数和(自身を含む): 38761656

約数和(自身を除く): 18853384

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 5897, 11794, 23588, 47176, 94352, 1244267, 2488534, 4977068, 9954136, 19908272]

約数ペア:

[(1, 19908272), (2, 9954136), (4, 4977068), (8, 2488534), (16, 1244267), (211, 94352), (422, 47176), (844, 23588), (1688, 11794), (3376, 5897)]