20912748

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{23873}}^1$

素因数の和:23953

約数の個数: 24

約数和(自身を含む): 49466928

約数和(自身を除く): 28554180

約数列:

[1, 2, 3, 4, 6, 12, 73, 146, 219, 292, 438, 876, 23873, 47746, 71619, 95492, 143238, 286476, 1742729, 3485458, 5228187, 6970916, 10456374, 20912748]

約数ペア:

[(1, 20912748), (2, 10456374), (3, 6970916), (4, 5228187), (6, 3485458), (12, 1742729), (73, 286476), (146, 143238), (219, 95492), (292, 71619), (438, 47746), (876, 23873)]