19274836

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2287}}^1$

素因数の和:2348

約数の個数: 36

約数和(自身を含む): 40168128

約数和(自身を除く): 20893292

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 2287, 4214, 4574, 8428, 9148, 16009, 32018, 64036, 98341, 112063, 196682, 224126, 393364, 448252, 688387, 1376774, 2753548, 4818709, 9637418, 19274836]

約数ペア:

[(1, 19274836), (2, 9637418), (4, 4818709), (7, 2753548), (14, 1376774), (28, 688387), (43, 448252), (49, 393364), (86, 224126), (98, 196682), (172, 112063), (196, 98341), (301, 64036), (602, 32018), (1204, 16009), (2107, 9148), (2287, 8428), (4214, 4574)]