18628758

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 44167680

約数和(自身を除く): 25538922

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 53, 54, 69, 106, 138, 159, 207, 283, 318, 414, 477, 566, 621, 849, 954, 1219, 1242, 1431, 1698, 2438, 2547, 2862, 3657, 5094, 6509, 7314, 7641, 10971, 13018, 14999, 15282, 19527, 21942, 29998, 32913, 39054, 44997, 58581, 65826, 89994, 117162, 134991, 175743, 269982, 344977, 351486, 404973, 689954, 809946, 1034931, 2069862, 3104793, 6209586, 9314379, 18628758]

約数ペア:

[(1, 18628758), (2, 9314379), (3, 6209586), (6, 3104793), (9, 2069862), (18, 1034931), (23, 809946), (27, 689954), (46, 404973), (53, 351486), (54, 344977), (69, 269982), (106, 175743), (138, 134991), (159, 117162), (207, 89994), (283, 65826), (318, 58581), (414, 44997), (477, 39054), (566, 32913), (621, 29998), (849, 21942), (954, 19527), (1219, 15282), (1242, 14999), (1431, 13018), (1698, 10971), (2438, 7641), (2547, 7314), (2862, 6509), (3657, 5094)]