19993094

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 33886080

約数和(自身を除く): 13892986

約数列:

[1, 2, 11, 22, 59, 73, 118, 146, 211, 422, 649, 803, 1298, 1606, 2321, 4307, 4642, 8614, 12449, 15403, 24898, 30806, 47377, 94754, 136939, 169433, 273878, 338866, 908777, 1817554, 9996547, 19993094]

約数ペア:

[(1, 19993094), (2, 9996547), (11, 1817554), (22, 908777), (59, 338866), (73, 273878), (118, 169433), (146, 136939), (211, 94754), (422, 47377), (649, 30806), (803, 24898), (1298, 15403), (1606, 12449), (2321, 8614), (4307, 4642)]