20520612

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11633}}^1$

素因数の和:11657

約数の個数: 54

約数和(自身を含む): 60345558

約数和(自身を除く): 39824946

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 11633, 23266, 34899, 46532, 69798, 81431, 104697, 139596, 162862, 209394, 244293, 325724, 418788, 488586, 570017, 732879, 977172, 1140034, 1465758, 1710051, 2280068, 2931516, 3420102, 5130153, 6840204, 10260306, 20520612]

約数ペア:

[(1, 20520612), (2, 10260306), (3, 6840204), (4, 5130153), (6, 3420102), (7, 2931516), (9, 2280068), (12, 1710051), (14, 1465758), (18, 1140034), (21, 977172), (28, 732879), (36, 570017), (42, 488586), (49, 418788), (63, 325724), (84, 244293), (98, 209394), (126, 162862), (147, 139596), (196, 104697), (252, 81431), (294, 69798), (441, 46532), (588, 34899), (882, 23266), (1764, 11633)]