20807116

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{27817}}^1$

素因数の和:27849

約数の個数: 24

約数和(自身を含む): 42060816

約数和(自身を除く): 21253700

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 27817, 55634, 111268, 305987, 472889, 611974, 945778, 1223948, 1891556, 5201779, 10403558, 20807116]

約数ペア:

[(1, 20807116), (2, 10403558), (4, 5201779), (11, 1891556), (17, 1223948), (22, 945778), (34, 611974), (44, 472889), (68, 305987), (187, 111268), (374, 55634), (748, 27817)]