1217996938

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{48491}}^1$

素因数の和:49173

約数の個数: 16

約数和(自身を含む): 1926102240

約数和(自身を除く): 708105302

約数列:

[1, 2, 19, 38, 661, 1322, 12559, 25118, 48491, 96982, 921329, 1842658, 32052551, 64105102, 608998469, 1217996938]

約数ペア:

[(1, 1217996938), (2, 608998469), (19, 64105102), (38, 32052551), (661, 1842658), (1322, 921329), (12559, 96982), (25118, 48491)]