19453504

素因数分解:

$2^6\times 7^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:443

約数の個数: 56

約数和(自身を含む): 44549568

約数和(自身を除く): 25096064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 173, 224, 251, 346, 448, 502, 692, 1004, 1211, 1384, 1757, 2008, 2422, 2768, 3514, 4016, 4844, 5536, 7028, 8032, 9688, 11072, 14056, 16064, 19376, 28112, 38752, 43423, 56224, 77504, 86846, 112448, 173692, 303961, 347384, 607922, 694768, 1215844, 1389536, 2431688, 2779072, 4863376, 9726752, 19453504]

約数ペア:

[(1, 19453504), (2, 9726752), (4, 4863376), (7, 2779072), (8, 2431688), (14, 1389536), (16, 1215844), (28, 694768), (32, 607922), (56, 347384), (64, 303961), (112, 173692), (173, 112448), (224, 86846), (251, 77504), (346, 56224), (448, 43423), (502, 38752), (692, 28112), (1004, 19376), (1211, 16064), (1384, 14056), (1757, 11072), (2008, 9688), (2422, 8032), (2768, 7028), (3514, 5536), (4016, 4844)]