20168517894

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1459583}}^1$

素因数の和:1459649

約数の個数: 48

約数和(自身を含む): 47921061888

約数和(自身を除く): 27752543994

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 49, 94, 98, 141, 147, 282, 294, 329, 658, 987, 1974, 2303, 4606, 6909, 13818, 1459583, 2919166, 4378749, 8757498, 10217081, 20434162, 30651243, 61302486, 68600401, 71519567, 137200802, 143039134, 205801203, 214558701, 411602406, 429117402, 480202807, 960405614, 1440608421, 2881216842, 3361419649, 6722839298, 10084258947, 20168517894]

約数ペア:

[(1, 20168517894), (2, 10084258947), (3, 6722839298), (6, 3361419649), (7, 2881216842), (14, 1440608421), (21, 960405614), (42, 480202807), (47, 429117402), (49, 411602406), (94, 214558701), (98, 205801203), (141, 143039134), (147, 137200802), (282, 71519567), (294, 68600401), (329, 61302486), (658, 30651243), (987, 20434162), (1974, 10217081), (2303, 8757498), (4606, 4378749), (6909, 2919166), (13818, 1459583)]