20199131979

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{7451}}^1\times {\mathrm{5347}}^1$

素因数の和:12827

約数の個数: 24

約数和(自身を含む): 29172612672

約数和(自身を除く): 8973480693

約数列:

[1, 3, 13, 39, 169, 507, 5347, 7451, 16041, 22353, 69511, 96863, 208533, 290589, 903643, 1259219, 2710929, 3777657, 39840497, 119521491, 517926461, 1553779383, 6733043993, 20199131979]

約数ペア:

[(1, 20199131979), (3, 6733043993), (13, 1553779383), (39, 517926461), (169, 119521491), (507, 39840497), (5347, 3777657), (7451, 2710929), (16041, 1259219), (22353, 903643), (69511, 290589), (96863, 208533)]