203996128

素因数分解:

$2^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{21179}}^1$

素因数の和:21239

約数の個数: 48

約数和(自身を含む): 469687680

約数和(自身を除く): 265691552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 86, 112, 172, 224, 301, 344, 602, 688, 1204, 1376, 2408, 4816, 9632, 21179, 42358, 84716, 148253, 169432, 296506, 338864, 593012, 677728, 910697, 1186024, 1821394, 2372048, 3642788, 4744096, 6374879, 7285576, 12749758, 14571152, 25499516, 29142304, 50999032, 101998064, 203996128]

約数ペア:

[(1, 203996128), (2, 101998064), (4, 50999032), (7, 29142304), (8, 25499516), (14, 14571152), (16, 12749758), (28, 7285576), (32, 6374879), (43, 4744096), (56, 3642788), (86, 2372048), (112, 1821394), (172, 1186024), (224, 910697), (301, 677728), (344, 593012), (602, 338864), (688, 296506), (1204, 169432), (1376, 148253), (2408, 84716), (4816, 42358), (9632, 21179)]