1991540992

素因数分解:

$2^8\times 7^1\times {\mathrm{1111351}}^1$

素因数の和:1111374

約数の個数: 36

約数和(自身を含む): 4543206976

約数和(自身を除く): 2551665984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 1111351, 2222702, 4445404, 7779457, 8890808, 15558914, 17781616, 31117828, 35563232, 62235656, 71126464, 124471312, 142252928, 248942624, 284505856, 497885248, 995770496, 1991540992]

約数ペア:

[(1, 1991540992), (2, 995770496), (4, 497885248), (7, 284505856), (8, 248942624), (14, 142252928), (16, 124471312), (28, 71126464), (32, 62235656), (56, 35563232), (64, 31117828), (112, 17781616), (128, 15558914), (224, 8890808), (256, 7779457), (448, 4445404), (896, 2222702), (1792, 1111351)]