20100545847

素因数分解:

$3^4\times {\mathrm{571}}^1\times {\mathrm{434597}}^1$

素因数の和:435180

約数の個数: 20

約数和(自身を含む): 30079396776

約数和(自身を除く): 9978850929

約数列:

[1, 3, 9, 27, 81, 571, 1713, 5139, 15417, 46251, 434597, 1303791, 3911373, 11734119, 35202357, 248154887, 744464661, 2233393983, 6700181949, 20100545847]

約数ペア:

[(1, 20100545847), (3, 6700181949), (9, 2233393983), (27, 744464661), (81, 248154887), (571, 35202357), (1713, 11734119), (5139, 3911373), (15417, 1303791), (46251, 434597)]