20108288

素因数分解:

$2^{10}\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:362

約数の個数: 44

約数和(自身を含む): 40899060

約数和(自身を除く): 20790772

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 128, 146, 256, 269, 292, 512, 538, 584, 1024, 1076, 1168, 2152, 2336, 4304, 4672, 8608, 9344, 17216, 18688, 19637, 34432, 37376, 39274, 68864, 74752, 78548, 137728, 157096, 275456, 314192, 628384, 1256768, 2513536, 5027072, 10054144, 20108288]

約数ペア:

[(1, 20108288), (2, 10054144), (4, 5027072), (8, 2513536), (16, 1256768), (32, 628384), (64, 314192), (73, 275456), (128, 157096), (146, 137728), (256, 78548), (269, 74752), (292, 68864), (512, 39274), (538, 37376), (584, 34432), (1024, 19637), (1076, 18688), (1168, 17216), (2152, 9344), (2336, 8608), (4304, 4672)]