20486533389

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{947}}^1\times {\mathrm{44789}}^1$

素因数の和:45769

約数の個数: 32

約数和(自身を含む): 32609986560

約数和(自身を除く): 12123453171

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 947, 2841, 6629, 19887, 21781, 44789, 65343, 134367, 152467, 313523, 457401, 940569, 1030147, 3090441, 7211029, 21633087, 42415183, 127245549, 296906281, 890718843, 975549209, 2926647627, 6828844463, 20486533389]

約数ペア:

[(1, 20486533389), (3, 6828844463), (7, 2926647627), (21, 975549209), (23, 890718843), (69, 296906281), (161, 127245549), (483, 42415183), (947, 21633087), (2841, 7211029), (6629, 3090441), (19887, 1030147), (21781, 940569), (44789, 457401), (65343, 313523), (134367, 152467)]