18793852

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1$

素因数の和:431

約数の個数: 72

約数和(自身を含む): 43666560

約数和(自身を除く): 24872708

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 49, 77, 92, 98, 154, 161, 196, 253, 308, 322, 379, 506, 539, 644, 758, 1012, 1078, 1127, 1516, 1771, 2156, 2254, 2653, 3542, 4169, 4508, 5306, 7084, 8338, 8717, 10612, 12397, 16676, 17434, 18571, 24794, 29183, 34868, 37142, 49588, 58366, 61019, 74284, 95887, 116732, 122038, 191774, 204281, 244076, 383548, 408562, 427133, 671209, 817124, 854266, 1342418, 1708532, 2684836, 4698463, 9396926, 18793852]

約数ペア:

[(1, 18793852), (2, 9396926), (4, 4698463), (7, 2684836), (11, 1708532), (14, 1342418), (22, 854266), (23, 817124), (28, 671209), (44, 427133), (46, 408562), (49, 383548), (77, 244076), (92, 204281), (98, 191774), (154, 122038), (161, 116732), (196, 95887), (253, 74284), (308, 61019), (322, 58366), (379, 49588), (506, 37142), (539, 34868), (644, 29183), (758, 24794), (1012, 18571), (1078, 17434), (1127, 16676), (1516, 12397), (1771, 10612), (2156, 8717), (2254, 8338), (2653, 7084), (3542, 5306), (4169, 4508)]