20348033984

素因数分解:

$2^6\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{19661}}^1$

素因数の和:19933

約数の個数: 56

約数和(自身を含む): 41031919968

約数和(自身を除く): 20683885984

約数列:

[1, 2, 4, 8, 16, 32, 64, 103, 157, 206, 314, 412, 628, 824, 1256, 1648, 2512, 3296, 5024, 6592, 10048, 16171, 19661, 32342, 39322, 64684, 78644, 129368, 157288, 258736, 314576, 517472, 629152, 1034944, 1258304, 2025083, 3086777, 4050166, 6173554, 8100332, 12347108, 16200664, 24694216, 32401328, 49388432, 64802656, 98776864, 129605312, 197553728, 317938031, 635876062, 1271752124, 2543504248, 5087008496, 10174016992, 20348033984]

約数ペア:

[(1, 20348033984), (2, 10174016992), (4, 5087008496), (8, 2543504248), (16, 1271752124), (32, 635876062), (64, 317938031), (103, 197553728), (157, 129605312), (206, 98776864), (314, 64802656), (412, 49388432), (628, 32401328), (824, 24694216), (1256, 16200664), (1648, 12347108), (2512, 8100332), (3296, 6173554), (5024, 4050166), (6592, 3086777), (10048, 2025083), (16171, 1258304), (19661, 1034944), (32342, 629152), (39322, 517472), (64684, 314576), (78644, 258736), (129368, 157288)]