20198053210

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1\times {\mathrm{136133}}^1$

素因数の和:136578

約数の個数: 32

約数和(自身を含む): 37432493712

約数和(自身を除く): 17234440502

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 401, 802, 2005, 4010, 14837, 29674, 74185, 136133, 148370, 272266, 680665, 1361330, 5036921, 10073842, 25184605, 50369210, 54589333, 109178666, 272946665, 545893330, 2019805321, 4039610642, 10099026605, 20198053210]

約数ペア:

[(1, 20198053210), (2, 10099026605), (5, 4039610642), (10, 2019805321), (37, 545893330), (74, 272946665), (185, 109178666), (370, 54589333), (401, 50369210), (802, 25184605), (2005, 10073842), (4010, 5036921), (14837, 1361330), (29674, 680665), (74185, 272266), (136133, 148370)]