19855486

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{383}}^1$

素因数の和:445

約数の個数: 36

約数和(自身を含む): 36312192

約数和(自身を除く): 16456706

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 383, 529, 766, 1058, 1127, 2254, 2681, 3703, 5362, 7406, 8809, 17618, 18767, 25921, 37534, 51842, 61663, 123326, 202607, 405214, 431641, 863282, 1418249, 2836498, 9927743, 19855486]

約数ペア:

[(1, 19855486), (2, 9927743), (7, 2836498), (14, 1418249), (23, 863282), (46, 431641), (49, 405214), (98, 202607), (161, 123326), (322, 61663), (383, 51842), (529, 37534), (766, 25921), (1058, 18767), (1127, 17618), (2254, 8809), (2681, 7406), (3703, 5362)]