19298556

素因数分解:

$2^2\times 3^2\times {\mathrm{661}}^1\times {\mathrm{811}}^1$

素因数の和:1482

約数の個数: 36

約数和(自身を含む): 48916504

約数和(自身を除く): 29617948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 661, 811, 1322, 1622, 1983, 2433, 2644, 3244, 3966, 4866, 5949, 7299, 7932, 9732, 11898, 14598, 23796, 29196, 536071, 1072142, 1608213, 2144284, 3216426, 4824639, 6432852, 9649278, 19298556]

約数ペア:

[(1, 19298556), (2, 9649278), (3, 6432852), (4, 4824639), (6, 3216426), (9, 2144284), (12, 1608213), (18, 1072142), (36, 536071), (661, 29196), (811, 23796), (1322, 14598), (1622, 11898), (1983, 9732), (2433, 7932), (2644, 7299), (3244, 5949), (3966, 4866)]