19847226

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{947}}^1$

素因数の和:1458

約数の個数: 32

約数和(自身を含む): 45504000

約数和(自身を除く): 25656774

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 499, 947, 998, 1497, 1894, 2841, 2994, 3493, 5682, 6629, 6986, 10479, 13258, 19887, 20958, 39774, 472553, 945106, 1417659, 2835318, 3307871, 6615742, 9923613, 19847226]

約数ペア:

[(1, 19847226), (2, 9923613), (3, 6615742), (6, 3307871), (7, 2835318), (14, 1417659), (21, 945106), (42, 472553), (499, 39774), (947, 20958), (998, 19887), (1497, 13258), (1894, 10479), (2841, 6986), (2994, 6629), (3493, 5682)]