42891728

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{243703}}^1$

素因数の和:243722

約数の個数: 20

約数和(自身を含む): 90657888

約数和(自身を除く): 47766160

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 243703, 487406, 974812, 1949624, 2680733, 3899248, 5361466, 10722932, 21445864, 42891728]

約数ペア:

[(1, 42891728), (2, 21445864), (4, 10722932), (8, 5361466), (11, 3899248), (16, 2680733), (22, 1949624), (44, 974812), (88, 487406), (176, 243703)]