19817244

素因数分解:

$2^2\times 3^3\times {\mathrm{281}}^1\times {\mathrm{653}}^1$

素因数の和:947

約数の個数: 48

約数和(自身を含む): 51639840

約数和(自身を除く): 31822596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 281, 562, 653, 843, 1124, 1306, 1686, 1959, 2529, 2612, 3372, 3918, 5058, 5877, 7587, 7836, 10116, 11754, 15174, 17631, 23508, 30348, 35262, 70524, 183493, 366986, 550479, 733972, 1100958, 1651437, 2201916, 3302874, 4954311, 6605748, 9908622, 19817244]

約数ペア:

[(1, 19817244), (2, 9908622), (3, 6605748), (4, 4954311), (6, 3302874), (9, 2201916), (12, 1651437), (18, 1100958), (27, 733972), (36, 550479), (54, 366986), (108, 183493), (281, 70524), (562, 35262), (653, 30348), (843, 23508), (1124, 17631), (1306, 15174), (1686, 11754), (1959, 10116), (2529, 7836), (2612, 7587), (3372, 5877), (3918, 5058)]