20709196

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{8231}}^1$

素因数の和:8289

約数の個数: 24

約数和(自身を含む): 39414816

約数和(自身を除く): 18705620

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 629, 1258, 2516, 8231, 16462, 32924, 139927, 279854, 304547, 559708, 609094, 1218188, 5177299, 10354598, 20709196]

約数ペア:

[(1, 20709196), (2, 10354598), (4, 5177299), (17, 1218188), (34, 609094), (37, 559708), (68, 304547), (74, 279854), (148, 139927), (629, 32924), (1258, 16462), (2516, 8231)]