123500912

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{406253}}^1$

素因数の和:406280

約数の個数: 20

約数和(自身を含む): 251877480

約数和(自身を除く): 128376568

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 406253, 812506, 1625012, 3250024, 6500048, 7718807, 15437614, 30875228, 61750456, 123500912]

約数ペア:

[(1, 123500912), (2, 61750456), (4, 30875228), (8, 15437614), (16, 7718807), (19, 6500048), (38, 3250024), (76, 1625012), (152, 812506), (304, 406253)]