18215912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15923}}^1$

素因数の和:15953

約数の個数: 32

約数和(自身を含む): 40128480

約数和(自身を除く): 21912568

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 15923, 31846, 63692, 127384, 175153, 206999, 350306, 413998, 700612, 827996, 1401224, 1655992, 2276989, 4553978, 9107956, 18215912]

約数ペア:

[(1, 18215912), (2, 9107956), (4, 4553978), (8, 2276989), (11, 1655992), (13, 1401224), (22, 827996), (26, 700612), (44, 413998), (52, 350306), (88, 206999), (104, 175153), (143, 127384), (286, 63692), (572, 31846), (1144, 15923)]