20161388187

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{14641531}}^1$

素因数の和:14641560

約数の個数: 20

約数和(自身を含む): 31889256696

約数和(自身を除く): 11727868509

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 14641531, 43924593, 131773779, 248906027, 395321337, 746718081, 1185964011, 2240154243, 6720462729, 20161388187]

約数ペア:

[(1, 20161388187), (3, 6720462729), (9, 2240154243), (17, 1185964011), (27, 746718081), (51, 395321337), (81, 248906027), (153, 131773779), (459, 43924593), (1377, 14641531)]