19913958

素因数分解:

$2^1\times 3^3\times {\mathrm{239}}^1\times {\mathrm{1543}}^1$

素因数の和:1793

約数の個数: 32

約数和(自身を含む): 44467200

約数和(自身を除く): 24553242

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 239, 478, 717, 1434, 1543, 2151, 3086, 4302, 4629, 6453, 9258, 12906, 13887, 27774, 41661, 83322, 368777, 737554, 1106331, 2212662, 3318993, 6637986, 9956979, 19913958]

約数ペア:

[(1, 19913958), (2, 9956979), (3, 6637986), (6, 3318993), (9, 2212662), (18, 1106331), (27, 737554), (54, 368777), (239, 83322), (478, 41661), (717, 27774), (1434, 13887), (1543, 12906), (2151, 9258), (3086, 6453), (4302, 4629)]