408069118

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{21871}}^1$

素因数の和:22383

約数の個数: 16

約数和(自身を含む): 645661440

約数和(自身を除く): 237592322

約数列:

[1, 2, 19, 38, 491, 982, 9329, 18658, 21871, 43742, 415549, 831098, 10738661, 21477322, 204034559, 408069118]

約数ペア:

[(1, 408069118), (2, 204034559), (19, 21477322), (38, 10738661), (491, 831098), (982, 415549), (9329, 43742), (18658, 21871)]