20071828

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1301}}^1$

素因数の和:1360

約数の個数: 48

約数和(自身を含む): 43747200

約数和(自身を除く): 23675372

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 58, 76, 116, 133, 203, 266, 406, 532, 551, 812, 1102, 1301, 2204, 2602, 3857, 5204, 7714, 9107, 15428, 18214, 24719, 36428, 37729, 49438, 75458, 98876, 150916, 173033, 264103, 346066, 528206, 692132, 716851, 1056412, 1433702, 2867404, 5017957, 10035914, 20071828]

約数ペア:

[(1, 20071828), (2, 10035914), (4, 5017957), (7, 2867404), (14, 1433702), (19, 1056412), (28, 716851), (29, 692132), (38, 528206), (58, 346066), (76, 264103), (116, 173033), (133, 150916), (203, 98876), (266, 75458), (406, 49438), (532, 37729), (551, 36428), (812, 24719), (1102, 18214), (1301, 15428), (2204, 9107), (2602, 7714), (3857, 5204)]