72440464

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{238291}}^1$

素因数の和:238318

約数の個数: 20

約数和(自身を含む): 147741040

約数和(自身を除く): 75300576

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 238291, 476582, 953164, 1906328, 3812656, 4527529, 9055058, 18110116, 36220232, 72440464]

約数ペア:

[(1, 72440464), (2, 36220232), (4, 18110116), (8, 9055058), (16, 4527529), (19, 3812656), (38, 1906328), (76, 953164), (152, 476582), (304, 238291)]