1919008

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1$

素因数の和:689

約数の個数: 48

約数和(自身を含む): 4656960

約数和(自身を除く): 2737952

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 659, 728, 1318, 1456, 2636, 2912, 4613, 5272, 8567, 9226, 10544, 17134, 18452, 21088, 34268, 36904, 59969, 68536, 73808, 119938, 137072, 147616, 239876, 274144, 479752, 959504, 1919008]

約数ペア:

[(1, 1919008), (2, 959504), (4, 479752), (7, 274144), (8, 239876), (13, 147616), (14, 137072), (16, 119938), (26, 73808), (28, 68536), (32, 59969), (52, 36904), (56, 34268), (91, 21088), (104, 18452), (112, 17134), (182, 10544), (208, 9226), (224, 8567), (364, 5272), (416, 4613), (659, 2912), (728, 2636), (1318, 1456)]