19946412

素因数分解:

$2^2\times 3^5\times {\mathrm{20521}}^1$

素因数の和:20540

約数の個数: 36

約数和(自身を含む): 52290056

約数和(自身を除く): 32343644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 20521, 41042, 61563, 82084, 123126, 184689, 246252, 369378, 554067, 738756, 1108134, 1662201, 2216268, 3324402, 4986603, 6648804, 9973206, 19946412]

約数ペア:

[(1, 19946412), (2, 9973206), (3, 6648804), (4, 4986603), (6, 3324402), (9, 2216268), (12, 1662201), (18, 1108134), (27, 738756), (36, 554067), (54, 369378), (81, 246252), (108, 184689), (162, 123126), (243, 82084), (324, 61563), (486, 41042), (972, 20521)]