15993956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 31872960

約数和(自身を除く): 15879004

約数列:

[1, 2, 4, 11, 22, 44, 59, 61, 101, 118, 122, 202, 236, 244, 404, 649, 671, 1111, 1298, 1342, 2222, 2596, 2684, 3599, 4444, 5959, 6161, 7198, 11918, 12322, 14396, 23836, 24644, 39589, 65549, 67771, 79178, 131098, 135542, 158356, 262196, 271084, 363499, 726998, 1453996, 3998489, 7996978, 15993956]

約数ペア:

[(1, 15993956), (2, 7996978), (4, 3998489), (11, 1453996), (22, 726998), (44, 363499), (59, 271084), (61, 262196), (101, 158356), (118, 135542), (122, 131098), (202, 79178), (236, 67771), (244, 65549), (404, 39589), (649, 24644), (671, 23836), (1111, 14396), (1298, 12322), (1342, 11918), (2222, 7198), (2596, 6161), (2684, 5959), (3599, 4444)]