16381458

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{2521}}^1$

素因数の和:2567

約数の個数: 36

約数和(自身を含む): 37474398

約数和(自身を除く): 21092940

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 361, 722, 1083, 2166, 2521, 3249, 5042, 6498, 7563, 15126, 22689, 45378, 47899, 95798, 143697, 287394, 431091, 862182, 910081, 1820162, 2730243, 5460486, 8190729, 16381458]

約数ペア:

[(1, 16381458), (2, 8190729), (3, 5460486), (6, 2730243), (9, 1820162), (18, 910081), (19, 862182), (38, 431091), (57, 287394), (114, 143697), (171, 95798), (342, 47899), (361, 45378), (722, 22689), (1083, 15126), (2166, 7563), (2521, 6498), (3249, 5042)]