9789904

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{719}}^1$

素因数の和:787

約数の個数: 40

約数和(自身を含む): 20355840

約数和(自身を除く): 10565936

約数列:

[1, 2, 4, 8, 16, 23, 37, 46, 74, 92, 148, 184, 296, 368, 592, 719, 851, 1438, 1702, 2876, 3404, 5752, 6808, 11504, 13616, 16537, 26603, 33074, 53206, 66148, 106412, 132296, 212824, 264592, 425648, 611869, 1223738, 2447476, 4894952, 9789904]

約数ペア:

[(1, 9789904), (2, 4894952), (4, 2447476), (8, 1223738), (16, 611869), (23, 425648), (37, 264592), (46, 212824), (74, 132296), (92, 106412), (148, 66148), (184, 53206), (296, 33074), (368, 26603), (592, 16537), (719, 13616), (851, 11504), (1438, 6808), (1702, 5752), (2876, 3404)]