20201208

素因数分解:

$2^3\times 3^1\times {\mathrm{653}}^1\times {\mathrm{1289}}^1$

素因数の和:1951

約数の個数: 32

約数和(自身を含む): 50619600

約数和(自身を除く): 30418392

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 653, 1289, 1306, 1959, 2578, 2612, 3867, 3918, 5156, 5224, 7734, 7836, 10312, 15468, 15672, 30936, 841717, 1683434, 2525151, 3366868, 5050302, 6733736, 10100604, 20201208]

約数ペア:

[(1, 20201208), (2, 10100604), (3, 6733736), (4, 5050302), (6, 3366868), (8, 2525151), (12, 1683434), (24, 841717), (653, 30936), (1289, 15672), (1306, 15468), (1959, 10312), (2578, 7836), (2612, 7734), (3867, 5224), (3918, 5156)]