19795284

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 52721760

約数和(自身を除く): 32926476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 67, 87, 116, 134, 174, 201, 261, 268, 283, 348, 402, 522, 566, 603, 804, 849, 1044, 1132, 1206, 1698, 1943, 2412, 2547, 3396, 3886, 5094, 5829, 7772, 8207, 10188, 11658, 16414, 17487, 18961, 23316, 24621, 32828, 34974, 37922, 49242, 56883, 69948, 73863, 75844, 98484, 113766, 147726, 170649, 227532, 295452, 341298, 549869, 682596, 1099738, 1649607, 2199476, 3299214, 4948821, 6598428, 9897642, 19795284]

約数ペア:

[(1, 19795284), (2, 9897642), (3, 6598428), (4, 4948821), (6, 3299214), (9, 2199476), (12, 1649607), (18, 1099738), (29, 682596), (36, 549869), (58, 341298), (67, 295452), (87, 227532), (116, 170649), (134, 147726), (174, 113766), (201, 98484), (261, 75844), (268, 73863), (283, 69948), (348, 56883), (402, 49242), (522, 37922), (566, 34974), (603, 32828), (804, 24621), (849, 23316), (1044, 18961), (1132, 17487), (1206, 16414), (1698, 11658), (1943, 10188), (2412, 8207), (2547, 7772), (3396, 5829), (3886, 5094)]