18929852

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{1069}}^1$

素因数の和:1325

約数の個数: 24

約数和(自身を含む): 35053200

約数和(自身を除く): 16123348

約数列:

[1, 2, 4, 19, 38, 76, 233, 466, 932, 1069, 2138, 4276, 4427, 8854, 17708, 20311, 40622, 81244, 249077, 498154, 996308, 4732463, 9464926, 18929852]

約数ペア:

[(1, 18929852), (2, 9464926), (4, 4732463), (19, 996308), (38, 498154), (76, 249077), (233, 81244), (466, 40622), (932, 20311), (1069, 17708), (2138, 8854), (4276, 4427)]