19368258

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1867}}^1$

素因数の和:1911

約数の個数: 64

約数和(自身を含む): 50211840

約数和(自身を除く): 30843582

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 78, 91, 114, 133, 182, 247, 266, 273, 399, 494, 546, 741, 798, 1482, 1729, 1867, 3458, 3734, 5187, 5601, 10374, 11202, 13069, 24271, 26138, 35473, 39207, 48542, 70946, 72813, 78414, 106419, 145626, 169897, 212838, 248311, 339794, 461149, 496622, 509691, 744933, 922298, 1019382, 1383447, 1489866, 2766894, 3228043, 6456086, 9684129, 19368258]

約数ペア:

[(1, 19368258), (2, 9684129), (3, 6456086), (6, 3228043), (7, 2766894), (13, 1489866), (14, 1383447), (19, 1019382), (21, 922298), (26, 744933), (38, 509691), (39, 496622), (42, 461149), (57, 339794), (78, 248311), (91, 212838), (114, 169897), (133, 145626), (182, 106419), (247, 78414), (266, 72813), (273, 70946), (399, 48542), (494, 39207), (546, 35473), (741, 26138), (798, 24271), (1482, 13069), (1729, 11202), (1867, 10374), (3458, 5601), (3734, 5187)]