19263279

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{673}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 31057920

約数和(自身を除く): 11794641

約数列:

[1, 3, 7, 21, 29, 47, 87, 141, 203, 329, 609, 673, 987, 1363, 2019, 4089, 4711, 9541, 14133, 19517, 28623, 31631, 58551, 94893, 136619, 221417, 409857, 664251, 917299, 2751897, 6421093, 19263279]

約数ペア:

[(1, 19263279), (3, 6421093), (7, 2751897), (21, 917299), (29, 664251), (47, 409857), (87, 221417), (141, 136619), (203, 94893), (329, 58551), (609, 31631), (673, 28623), (987, 19517), (1363, 14133), (2019, 9541), (4089, 4711)]