16145684

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1$

素因数の和:623

約数の個数: 24

約数和(自身を含む): 28929600

約数和(自身を除く): 12783916

約数列:

[1, 2, 4, 71, 139, 142, 278, 284, 409, 556, 818, 1636, 9869, 19738, 29039, 39476, 56851, 58078, 113702, 116156, 227404, 4036421, 8072842, 16145684]

約数ペア:

[(1, 16145684), (2, 8072842), (4, 4036421), (71, 227404), (139, 116156), (142, 113702), (278, 58078), (284, 56851), (409, 39476), (556, 29039), (818, 19738), (1636, 9869)]