20829998

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{12503}}^1$

素因数の和:12536

約数の個数: 24

約数和(自身を含む): 38487312

約数和(自身を除く): 17657314

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 833, 1666, 12503, 25006, 87521, 175042, 212551, 425102, 612647, 1225294, 1487857, 2975714, 10414999, 20829998]

約数ペア:

[(1, 20829998), (2, 10414999), (7, 2975714), (14, 1487857), (17, 1225294), (34, 612647), (49, 425102), (98, 212551), (119, 175042), (238, 87521), (833, 25006), (1666, 12503)]