20174911664

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66364841}}^1$

素因数の和:66364868

約数の個数: 20

約数和(自身を含む): 41146202040

約数和(自身を除く): 20971290376

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66364841, 132729682, 265459364, 530918728, 1061837456, 1260931979, 2521863958, 5043727916, 10087455832, 20174911664]

約数ペア:

[(1, 20174911664), (2, 10087455832), (4, 5043727916), (8, 2521863958), (16, 1260931979), (19, 1061837456), (38, 530918728), (76, 265459364), (152, 132729682), (304, 66364841)]