20776446

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{5419}}^1$

素因数の和:5501

約数の個数: 32

約数和(自身を含む): 46828800

約数和(自身を除く): 26052354

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 5419, 10838, 16257, 32514, 48771, 97542, 146313, 292626, 384749, 769498, 1154247, 2308494, 3462741, 6925482, 10388223, 20776446]

約数ペア:

[(1, 20776446), (2, 10388223), (3, 6925482), (6, 3462741), (9, 2308494), (18, 1154247), (27, 769498), (54, 384749), (71, 292626), (142, 146313), (213, 97542), (426, 48771), (639, 32514), (1278, 16257), (1917, 10838), (3834, 5419)]