20027999710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{262387}}^1$

素因数の和:262860

約数の個数: 32

約数和(自身を含む): 38256170400

約数和(自身を除く): 18228170690

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 449, 898, 2245, 4490, 7633, 15266, 38165, 76330, 262387, 524774, 1311935, 2623870, 4460579, 8921158, 22302895, 44605790, 117811763, 235623526, 589058815, 1178117630, 2002799971, 4005599942, 10013999855, 20027999710]

約数ペア:

[(1, 20027999710), (2, 10013999855), (5, 4005599942), (10, 2002799971), (17, 1178117630), (34, 589058815), (85, 235623526), (170, 117811763), (449, 44605790), (898, 22302895), (2245, 8921158), (4490, 4460579), (7633, 2623870), (15266, 1311935), (38165, 524774), (76330, 262387)]