1788921344

素因数分解:

$2^9\times 7^1\times {\mathrm{499141}}^1$

素因数の和:499166

約数の個数: 40

約数和(自身を含む): 4084978128

約数和(自身を除く): 2296056784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 499141, 998282, 1996564, 3493987, 3993128, 6987974, 7986256, 13975948, 15972512, 27951896, 31945024, 55903792, 63890048, 111807584, 127780096, 223615168, 255560192, 447230336, 894460672, 1788921344]

約数ペア:

[(1, 1788921344), (2, 894460672), (4, 447230336), (7, 255560192), (8, 223615168), (14, 127780096), (16, 111807584), (28, 63890048), (32, 55903792), (56, 31945024), (64, 27951896), (112, 15972512), (128, 13975948), (224, 7986256), (256, 6987974), (448, 3993128), (512, 3493987), (896, 1996564), (1792, 998282), (3584, 499141)]