20776784

素因数分解:

$2^4\times 7^2\times {\mathrm{26501}}^1$

素因数の和:26523

約数の個数: 30

約数和(自身を含む): 46829034

約数和(自身を除く): 26052250

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 26501, 53002, 106004, 185507, 212008, 371014, 424016, 742028, 1298549, 1484056, 2597098, 2968112, 5194196, 10388392, 20776784]

約数ペア:

[(1, 20776784), (2, 10388392), (4, 5194196), (7, 2968112), (8, 2597098), (14, 1484056), (16, 1298549), (28, 742028), (49, 424016), (56, 371014), (98, 212008), (112, 185507), (196, 106004), (392, 53002), (784, 26501)]