20216834055

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1775743}}^1$

素因数の和:1775788

約数の個数: 48

約数和(自身を含む): 39890313216

約数和(自身を除く): 19673479161

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 99, 115, 165, 207, 253, 345, 495, 759, 1035, 1265, 2277, 3795, 11385, 1775743, 5327229, 8878715, 15981687, 19533173, 26636145, 40842089, 58599519, 79908435, 97665865, 122526267, 175798557, 204210445, 292997595, 367578801, 449262979, 612631335, 878992785, 1347788937, 1837894005, 2246314895, 4043366811, 6738944685, 20216834055]

約数ペア:

[(1, 20216834055), (3, 6738944685), (5, 4043366811), (9, 2246314895), (11, 1837894005), (15, 1347788937), (23, 878992785), (33, 612631335), (45, 449262979), (55, 367578801), (69, 292997595), (99, 204210445), (115, 175798557), (165, 122526267), (207, 97665865), (253, 79908435), (345, 58599519), (495, 40842089), (759, 26636145), (1035, 19533173), (1265, 15981687), (2277, 8878715), (3795, 5327229), (11385, 1775743)]