19491354

素因数分解:

$2^1\times 3^4\times {\mathrm{79}}^1\times {\mathrm{1523}}^1$

素因数の和:1616

約数の個数: 40

約数和(自身を含む): 44256960

約数和(自身を除く): 24765606

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 79, 81, 158, 162, 237, 474, 711, 1422, 1523, 2133, 3046, 4266, 4569, 6399, 9138, 12798, 13707, 27414, 41121, 82242, 120317, 123363, 240634, 246726, 360951, 721902, 1082853, 2165706, 3248559, 6497118, 9745677, 19491354]

約数ペア:

[(1, 19491354), (2, 9745677), (3, 6497118), (6, 3248559), (9, 2165706), (18, 1082853), (27, 721902), (54, 360951), (79, 246726), (81, 240634), (158, 123363), (162, 120317), (237, 82242), (474, 41121), (711, 27414), (1422, 13707), (1523, 12798), (2133, 9138), (3046, 6399), (4266, 4569)]