19353411

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:166

約数の個数: 80

約数和(自身を含む): 37635840

約数和(自身を除く): 18282429

約数列:

[1, 3, 7, 9, 11, 21, 27, 29, 33, 63, 77, 81, 87, 99, 107, 189, 203, 231, 261, 297, 319, 321, 567, 609, 693, 749, 783, 891, 957, 963, 1177, 1827, 2079, 2233, 2247, 2349, 2871, 2889, 3103, 3531, 5481, 6237, 6699, 6741, 8239, 8613, 8667, 9309, 10593, 16443, 20097, 20223, 21721, 24717, 25839, 27927, 31779, 34133, 60291, 60669, 65163, 74151, 83781, 95337, 102399, 180873, 195489, 222453, 238931, 251343, 307197, 586467, 667359, 716793, 921591, 1759401, 2150379, 2764773, 6451137, 19353411]

約数ペア:

[(1, 19353411), (3, 6451137), (7, 2764773), (9, 2150379), (11, 1759401), (21, 921591), (27, 716793), (29, 667359), (33, 586467), (63, 307197), (77, 251343), (81, 238931), (87, 222453), (99, 195489), (107, 180873), (189, 102399), (203, 95337), (231, 83781), (261, 74151), (297, 65163), (319, 60669), (321, 60291), (567, 34133), (609, 31779), (693, 27927), (749, 25839), (783, 24717), (891, 21721), (957, 20223), (963, 20097), (1177, 16443), (1827, 10593), (2079, 9309), (2233, 8667), (2247, 8613), (2349, 8239), (2871, 6741), (2889, 6699), (3103, 6237), (3531, 5481)]