20823648416

素因数分解:

$2^5\times {\mathrm{647}}^1\times {\mathrm{739}}^1\times {\mathrm{1361}}^1$

素因数の和:2757

約数の個数: 48

約数和(自身を含む): 41145693120

約数和(自身を除く): 20322044704

約数列:

[1, 2, 4, 8, 16, 32, 647, 739, 1294, 1361, 1478, 2588, 2722, 2956, 5176, 5444, 5912, 10352, 10888, 11824, 20704, 21776, 23648, 43552, 478133, 880567, 956266, 1005779, 1761134, 1912532, 2011558, 3522268, 3825064, 4023116, 7044536, 7650128, 8046232, 14089072, 15300256, 16092464, 28178144, 32184928, 650739013, 1301478026, 2602956052, 5205912104, 10411824208, 20823648416]

約数ペア:

[(1, 20823648416), (2, 10411824208), (4, 5205912104), (8, 2602956052), (16, 1301478026), (32, 650739013), (647, 32184928), (739, 28178144), (1294, 16092464), (1361, 15300256), (1478, 14089072), (2588, 8046232), (2722, 7650128), (2956, 7044536), (5176, 4023116), (5444, 3825064), (5912, 3522268), (10352, 2011558), (10888, 1912532), (11824, 1761134), (20704, 1005779), (21776, 956266), (23648, 880567), (43552, 478133)]