20512142693

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{46549}}^1$

素因数の和:46626

約数の個数: 36

約数和(自身を含む): 26411445900

約数和(自身を除く): 5899303207

約数列:

[1, 7, 17, 23, 49, 119, 161, 391, 529, 833, 1127, 2737, 3703, 8993, 19159, 25921, 46549, 62951, 325843, 440657, 791333, 1070627, 2280901, 5539331, 7494389, 18200659, 24624421, 38775317, 52460723, 127404613, 172370947, 418615157, 891832291, 1206596629, 2930306099, 20512142693]

約数ペア:

[(1, 20512142693), (7, 2930306099), (17, 1206596629), (23, 891832291), (49, 418615157), (119, 172370947), (161, 127404613), (391, 52460723), (529, 38775317), (833, 24624421), (1127, 18200659), (2737, 7494389), (3703, 5539331), (8993, 2280901), (19159, 1070627), (25921, 791333), (46549, 440657), (62951, 325843)]