2018981874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{9041}}^1$

素因数の和:9475

約数の個数: 64

約数和(自身を含む): 4982503680

約数和(自身を除く): 2963521806

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 409, 546, 818, 1227, 2454, 2863, 5317, 5726, 8589, 9041, 10634, 15951, 17178, 18082, 27123, 31902, 37219, 54246, 63287, 74438, 111657, 117533, 126574, 189861, 223314, 235066, 352599, 379722, 705198, 822731, 1645462, 2468193, 3697769, 4936386, 7395538, 11093307, 22186614, 25884383, 48070997, 51768766, 77653149, 96141994, 144212991, 155306298, 288425982, 336496979, 672993958, 1009490937, 2018981874]

約数ペア:

[(1, 2018981874), (2, 1009490937), (3, 672993958), (6, 336496979), (7, 288425982), (13, 155306298), (14, 144212991), (21, 96141994), (26, 77653149), (39, 51768766), (42, 48070997), (78, 25884383), (91, 22186614), (182, 11093307), (273, 7395538), (409, 4936386), (546, 3697769), (818, 2468193), (1227, 1645462), (2454, 822731), (2863, 705198), (5317, 379722), (5726, 352599), (8589, 235066), (9041, 223314), (10634, 189861), (15951, 126574), (17178, 117533), (18082, 111657), (27123, 74438), (31902, 63287), (37219, 54246)]