20546404

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{5701}}^1$

素因数の和:5775

約数の個数: 24

約数和(自身を含む): 38796408

約数和(自身を除く): 18250004

約数列:

[1, 2, 4, 17, 34, 53, 68, 106, 212, 901, 1802, 3604, 5701, 11402, 22804, 96917, 193834, 302153, 387668, 604306, 1208612, 5136601, 10273202, 20546404]

約数ペア:

[(1, 20546404), (2, 10273202), (4, 5136601), (17, 1208612), (34, 604306), (53, 387668), (68, 302153), (106, 193834), (212, 96917), (901, 22804), (1802, 11402), (3604, 5701)]