15004912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{72139}}^1$

素因数の和:72160

約数の個数: 20

約数和(自身を含む): 31308760

約数和(自身を除く): 16303848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 72139, 144278, 288556, 577112, 937807, 1154224, 1875614, 3751228, 7502456, 15004912]

約数ペア:

[(1, 15004912), (2, 7502456), (4, 3751228), (8, 1875614), (13, 1154224), (16, 937807), (26, 577112), (52, 288556), (104, 144278), (208, 72139)]