20976592

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14407}}^1$

素因数の和:14435

約数の個数: 40

約数和(自身を含む): 50024576

約数和(自身を除く): 29047984

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 14407, 28814, 57628, 100849, 115256, 187291, 201698, 230512, 374582, 403396, 749164, 806792, 1311037, 1498328, 1613584, 2622074, 2996656, 5244148, 10488296, 20976592]

約数ペア:

[(1, 20976592), (2, 10488296), (4, 5244148), (7, 2996656), (8, 2622074), (13, 1613584), (14, 1498328), (16, 1311037), (26, 806792), (28, 749164), (52, 403396), (56, 374582), (91, 230512), (104, 201698), (112, 187291), (182, 115256), (208, 100849), (364, 57628), (728, 28814), (1456, 14407)]