20437468

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{8123}}^1$

素因数の和:8181

約数の個数: 24

約数和(自身を含む): 38897712

約数和(自身を除く): 18460244

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 629, 1258, 2516, 8123, 16246, 32492, 138091, 276182, 300551, 552364, 601102, 1202204, 5109367, 10218734, 20437468]

約数ペア:

[(1, 20437468), (2, 10218734), (4, 5109367), (17, 1202204), (34, 601102), (37, 552364), (68, 300551), (74, 276182), (148, 138091), (629, 32492), (1258, 16246), (2516, 8123)]