12958868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8039}}^1$

素因数の和:8087

約数の個数: 24

約数和(自身を含む): 25213440

約数和(自身を除く): 12254572

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 8039, 16078, 32156, 104507, 209014, 249209, 418028, 498418, 996836, 3239717, 6479434, 12958868]

約数ペア:

[(1, 12958868), (2, 6479434), (4, 3239717), (13, 996836), (26, 498418), (31, 418028), (52, 249209), (62, 209014), (124, 104507), (403, 32156), (806, 16078), (1612, 8039)]