18887752

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{941}}^1$

素因数の和:1153

約数の個数: 32

約数和(自身を含む): 38377080

約数和(自身を除く): 19489328

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193, 386, 772, 941, 1544, 1882, 2509, 3764, 5018, 7528, 10036, 12233, 20072, 24466, 48932, 97864, 181613, 363226, 726452, 1452904, 2360969, 4721938, 9443876, 18887752]

約数ペア:

[(1, 18887752), (2, 9443876), (4, 4721938), (8, 2360969), (13, 1452904), (26, 726452), (52, 363226), (104, 181613), (193, 97864), (386, 48932), (772, 24466), (941, 20072), (1544, 12233), (1882, 10036), (2509, 7528), (3764, 5018)]