17691212

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{809}}^1$

素因数の和:902

約数の個数: 48

約数和(自身を含む): 39191040

約数和(自身を除く): 21499828

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 809, 994, 1562, 1618, 1988, 3124, 3236, 5467, 5663, 8899, 10934, 11326, 17798, 21868, 22652, 35596, 57439, 62293, 114878, 124586, 229756, 249172, 402073, 631829, 804146, 1263658, 1608292, 2527316, 4422803, 8845606, 17691212]

約数ペア:

[(1, 17691212), (2, 8845606), (4, 4422803), (7, 2527316), (11, 1608292), (14, 1263658), (22, 804146), (28, 631829), (44, 402073), (71, 249172), (77, 229756), (142, 124586), (154, 114878), (284, 62293), (308, 57439), (497, 35596), (781, 22652), (809, 21868), (994, 17798), (1562, 11326), (1618, 10934), (1988, 8899), (3124, 5663), (3236, 5467)]