42640052

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{9011}}^1$

素因数の和:9048

約数の個数: 36

約数和(自身を含む): 92354976

約数和(自身を除く): 49714924

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 4732, 9011, 18022, 36044, 63077, 117143, 126154, 234286, 252308, 468572, 820001, 1522859, 1640002, 3045718, 3280004, 6091436, 10660013, 21320026, 42640052]

約数ペア:

[(1, 42640052), (2, 21320026), (4, 10660013), (7, 6091436), (13, 3280004), (14, 3045718), (26, 1640002), (28, 1522859), (52, 820001), (91, 468572), (169, 252308), (182, 234286), (338, 126154), (364, 117143), (676, 63077), (1183, 36044), (2366, 18022), (4732, 9011)]