19941922

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1423}}^1$

素因数の和:1463

約数の個数: 48

約数和(自身を含む): 40908672

約数和(自身を除く): 20966750

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 49, 77, 91, 98, 143, 154, 182, 286, 539, 637, 1001, 1078, 1274, 1423, 2002, 2846, 7007, 9961, 14014, 15653, 18499, 19922, 31306, 36998, 69727, 109571, 129493, 139454, 203489, 219142, 258986, 406978, 766997, 906451, 1424423, 1533994, 1812902, 2848846, 9970961, 19941922]

約数ペア:

[(1, 19941922), (2, 9970961), (7, 2848846), (11, 1812902), (13, 1533994), (14, 1424423), (22, 906451), (26, 766997), (49, 406978), (77, 258986), (91, 219142), (98, 203489), (143, 139454), (154, 129493), (182, 109571), (286, 69727), (539, 36998), (637, 31306), (1001, 19922), (1078, 18499), (1274, 15653), (1423, 14014), (2002, 9961), (2846, 7007)]