20412574

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5903}}^1$

素因数の和:5944

約数の個数: 32

約数和(自身を含む): 39674880

約数和(自身を除く): 19262306

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 5903, 11806, 41321, 76739, 82642, 112157, 153478, 224314, 537173, 785099, 1074346, 1458041, 1570198, 2916082, 10206287, 20412574]

約数ペア:

[(1, 20412574), (2, 10206287), (7, 2916082), (13, 1570198), (14, 1458041), (19, 1074346), (26, 785099), (38, 537173), (91, 224314), (133, 153478), (182, 112157), (247, 82642), (266, 76739), (494, 41321), (1729, 11806), (3458, 5903)]