2091856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:223

約数の個数: 40

約数和(自身を含む): 4452840

約数和(自身を除く): 2360984

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 113, 178, 208, 226, 356, 452, 712, 904, 1157, 1424, 1469, 1808, 2314, 2938, 4628, 5876, 9256, 10057, 11752, 18512, 20114, 23504, 40228, 80456, 130741, 160912, 261482, 522964, 1045928, 2091856]

約数ペア:

[(1, 2091856), (2, 1045928), (4, 522964), (8, 261482), (13, 160912), (16, 130741), (26, 80456), (52, 40228), (89, 23504), (104, 20114), (113, 18512), (178, 11752), (208, 10057), (226, 9256), (356, 5876), (452, 4628), (712, 2938), (904, 2314), (1157, 1808), (1424, 1469)]