28161268

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{11953}}^1$

素因数の和:12007

約数の個数: 24

約数和(自身を含む): 53553920

約数和(自身を除く): 25392652

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 2356, 11953, 23906, 47812, 227107, 370543, 454214, 741086, 908428, 1482172, 7040317, 14080634, 28161268]

約数ペア:

[(1, 28161268), (2, 14080634), (4, 7040317), (19, 1482172), (31, 908428), (38, 741086), (62, 454214), (76, 370543), (124, 227107), (589, 47812), (1178, 23906), (2356, 11953)]