18744128

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{1733}}^1$

素因数の和:1771

約数の個数: 42

約数和(自身を含む): 40299894

約数和(自身を除く): 21555766

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 169, 208, 338, 416, 676, 832, 1352, 1733, 2704, 3466, 5408, 6932, 10816, 13864, 22529, 27728, 45058, 55456, 90116, 110912, 180232, 292877, 360464, 585754, 720928, 1171508, 1441856, 2343016, 4686032, 9372064, 18744128]

約数ペア:

[(1, 18744128), (2, 9372064), (4, 4686032), (8, 2343016), (13, 1441856), (16, 1171508), (26, 720928), (32, 585754), (52, 360464), (64, 292877), (104, 180232), (169, 110912), (208, 90116), (338, 55456), (416, 45058), (676, 27728), (832, 22529), (1352, 13864), (1733, 10816), (2704, 6932), (3466, 5408)]