20624786

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{16189}}^1$

素因数の和:16218

約数の個数: 24

約数和(自身を含む): 38758860

約数和(自身を除く): 18134074

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 16189, 32378, 113323, 210457, 226646, 420914, 793261, 1473199, 1586522, 2946398, 10312393, 20624786]

約数ペア:

[(1, 20624786), (2, 10312393), (7, 2946398), (13, 1586522), (14, 1473199), (26, 793261), (49, 420914), (91, 226646), (98, 210457), (182, 113323), (637, 32378), (1274, 16189)]