20451742

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{241}}^1\times {\mathrm{281}}^1$

素因数の和:675

約数の個数: 16

約数和(自身を含む): 31119264

約数和(自身を除く): 10667522

約数列:

[1, 2, 151, 241, 281, 302, 482, 562, 36391, 42431, 67721, 72782, 84862, 135442, 10225871, 20451742]

約数ペア:

[(1, 20451742), (2, 10225871), (151, 135442), (241, 84862), (281, 72782), (302, 67721), (482, 42431), (562, 36391)]