17428796

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{797}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 38610432

約数和(自身を除く): 21181636

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 797, 994, 1562, 1594, 1988, 3124, 3188, 5467, 5579, 8767, 10934, 11158, 17534, 21868, 22316, 35068, 56587, 61369, 113174, 122738, 226348, 245476, 396109, 622457, 792218, 1244914, 1584436, 2489828, 4357199, 8714398, 17428796]

約数ペア:

[(1, 17428796), (2, 8714398), (4, 4357199), (7, 2489828), (11, 1584436), (14, 1244914), (22, 792218), (28, 622457), (44, 396109), (71, 245476), (77, 226348), (142, 122738), (154, 113174), (284, 61369), (308, 56587), (497, 35068), (781, 22316), (797, 21868), (994, 17534), (1562, 11158), (1594, 10934), (1988, 8767), (3124, 5579), (3188, 5467)]