18557916

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{353}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 46903584

約数和(自身を除く): 28345668

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 337, 353, 674, 706, 1011, 1059, 1348, 1412, 2022, 2118, 4044, 4236, 4381, 4589, 8762, 9178, 13143, 13767, 17524, 18356, 26286, 27534, 52572, 55068, 118961, 237922, 356883, 475844, 713766, 1427532, 1546493, 3092986, 4639479, 6185972, 9278958, 18557916]

約数ペア:

[(1, 18557916), (2, 9278958), (3, 6185972), (4, 4639479), (6, 3092986), (12, 1546493), (13, 1427532), (26, 713766), (39, 475844), (52, 356883), (78, 237922), (156, 118961), (337, 55068), (353, 52572), (674, 27534), (706, 26286), (1011, 18356), (1059, 17524), (1348, 13767), (1412, 13143), (2022, 9178), (2118, 8762), (4044, 4589), (4236, 4381)]