20697048

素因数分解:

$2^3\times 3^2\times {\mathrm{263}}^1\times {\mathrm{1093}}^1$

素因数の和:1368

約数の個数: 48

約数和(自身を含む): 56319120

約数和(自身を除く): 35622072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 263, 526, 789, 1052, 1093, 1578, 2104, 2186, 2367, 3156, 3279, 4372, 4734, 6312, 6558, 8744, 9468, 9837, 13116, 18936, 19674, 26232, 39348, 78696, 287459, 574918, 862377, 1149836, 1724754, 2299672, 2587131, 3449508, 5174262, 6899016, 10348524, 20697048]

約数ペア:

[(1, 20697048), (2, 10348524), (3, 6899016), (4, 5174262), (6, 3449508), (8, 2587131), (9, 2299672), (12, 1724754), (18, 1149836), (24, 862377), (36, 574918), (72, 287459), (263, 78696), (526, 39348), (789, 26232), (1052, 19674), (1093, 18936), (1578, 13116), (2104, 9837), (2186, 9468), (2367, 8744), (3156, 6558), (3279, 6312), (4372, 4734)]