2018506581

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{7537}}^1$

素因数の和:7675

約数の個数: 64

約数和(自身を含む): 3714726400

約数和(自身を除く): 1696219819

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 109, 117, 189, 273, 327, 351, 763, 819, 981, 1417, 2289, 2457, 2943, 4251, 6867, 7537, 9919, 12753, 20601, 22611, 29757, 38259, 52759, 67833, 89271, 97981, 158277, 203499, 267813, 293943, 474831, 685867, 821533, 881829, 1424493, 2057601, 2464599, 2645487, 5750731, 6172803, 7393797, 10679929, 17252193, 18518409, 22181391, 32039787, 51756579, 74759503, 96119361, 155269737, 224278509, 288358083, 672835527, 2018506581]

約数ペア:

[(1, 2018506581), (3, 672835527), (7, 288358083), (9, 224278509), (13, 155269737), (21, 96119361), (27, 74759503), (39, 51756579), (63, 32039787), (91, 22181391), (109, 18518409), (117, 17252193), (189, 10679929), (273, 7393797), (327, 6172803), (351, 5750731), (763, 2645487), (819, 2464599), (981, 2057601), (1417, 1424493), (2289, 881829), (2457, 821533), (2943, 685867), (4251, 474831), (6867, 293943), (7537, 267813), (9919, 203499), (12753, 158277), (20601, 97981), (22611, 89271), (29757, 67833), (38259, 52759)]