20210997678

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{1487}}^1\times {\mathrm{17837}}^1$

素因数の和:19456

約数の個数: 32

約数和(自身を含む): 40769961984

約数和(自身を除く): 20558964306

約数列:

[1, 2, 3, 6, 127, 254, 381, 762, 1487, 2974, 4461, 8922, 17837, 35674, 53511, 107022, 188849, 377698, 566547, 1133094, 2265299, 4530598, 6795897, 13591794, 26523619, 53047238, 79570857, 159141714, 3368499613, 6736999226, 10105498839, 20210997678]

約数ペア:

[(1, 20210997678), (2, 10105498839), (3, 6736999226), (6, 3368499613), (127, 159141714), (254, 79570857), (381, 53047238), (762, 26523619), (1487, 13591794), (2974, 6795897), (4461, 4530598), (8922, 2265299), (17837, 1133094), (35674, 566547), (53511, 377698), (107022, 188849)]