20602584

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{5399}}^1$

素因数の和:5464

約数の個数: 48

約数和(自身を含む): 56862000

約数和(自身を除く): 36259416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 72, 106, 159, 212, 318, 424, 477, 636, 954, 1272, 1908, 3816, 5399, 10798, 16197, 21596, 32394, 43192, 48591, 64788, 97182, 129576, 194364, 286147, 388728, 572294, 858441, 1144588, 1716882, 2289176, 2575323, 3433764, 5150646, 6867528, 10301292, 20602584]

約数ペア:

[(1, 20602584), (2, 10301292), (3, 6867528), (4, 5150646), (6, 3433764), (8, 2575323), (9, 2289176), (12, 1716882), (18, 1144588), (24, 858441), (36, 572294), (53, 388728), (72, 286147), (106, 194364), (159, 129576), (212, 97182), (318, 64788), (424, 48591), (477, 43192), (636, 32394), (954, 21596), (1272, 16197), (1908, 10798), (3816, 5399)]