20564913

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{1013}}^1$

素因数の和:1184

約数の個数: 16

約数和(自身を含む): 28132416

約数和(自身を除く): 7567503

約数列:

[1, 3, 67, 101, 201, 303, 1013, 3039, 6767, 20301, 67871, 102313, 203613, 306939, 6854971, 20564913]

約数ペア:

[(1, 20564913), (3, 6854971), (67, 306939), (101, 203613), (201, 102313), (303, 67871), (1013, 20301), (3039, 6767)]