19943588

素因数分解:

$2^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{1049}}^1$

素因数の和:1164

約数の個数: 36

約数和(自身を含む): 41057100

約数和(自身を除く): 21113512

約数列:

[1, 2, 4, 7, 14, 28, 49, 97, 98, 194, 196, 388, 679, 1049, 1358, 2098, 2716, 4196, 4753, 7343, 9506, 14686, 19012, 29372, 51401, 101753, 102802, 203506, 205604, 407012, 712271, 1424542, 2849084, 4985897, 9971794, 19943588]

約数ペア:

[(1, 19943588), (2, 9971794), (4, 4985897), (7, 2849084), (14, 1424542), (28, 712271), (49, 407012), (97, 205604), (98, 203506), (194, 102802), (196, 101753), (388, 51401), (679, 29372), (1049, 19012), (1358, 14686), (2098, 9506), (2716, 7343), (4196, 4753)]