20161774108

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{17562521}}^1$

素因数の和:17562573

約数の個数: 24

約数和(自身を含む): 41307051744

約数和(自身を除く): 21145277636

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 17562521, 35125042, 70250084, 122937647, 245875294, 491750588, 720063361, 1440126722, 2880253444, 5040443527, 10080887054, 20161774108]

約数ペア:

[(1, 20161774108), (2, 10080887054), (4, 5040443527), (7, 2880253444), (14, 1440126722), (28, 720063361), (41, 491750588), (82, 245875294), (164, 122937647), (287, 70250084), (574, 35125042), (1148, 17562521)]