198505341694

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{820270007}}^1$

素因数の和:820270031

約数の個数: 12

約数和(自身を含む): 327287733192

約数和(自身を除く): 128782391498

約数列:

[1, 2, 11, 22, 121, 242, 820270007, 1640540014, 9022970077, 18045940154, 99252670847, 198505341694]

約数ペア:

[(1, 198505341694), (2, 99252670847), (11, 18045940154), (22, 9022970077), (121, 1640540014), (242, 820270007)]