19165118

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1123}}^1$

素因数の和:1208

約数の個数: 32

約数和(自身を含む): 34960896

約数和(自身を除く): 15795778

約数列:

[1, 2, 7, 14, 23, 46, 53, 106, 161, 322, 371, 742, 1123, 1219, 2246, 2438, 7861, 8533, 15722, 17066, 25829, 51658, 59519, 119038, 180803, 361606, 416633, 833266, 1368937, 2737874, 9582559, 19165118]

約数ペア:

[(1, 19165118), (2, 9582559), (7, 2737874), (14, 1368937), (23, 833266), (46, 416633), (53, 361606), (106, 180803), (161, 119038), (322, 59519), (371, 51658), (742, 25829), (1123, 17066), (1219, 15722), (2246, 8533), (2438, 7861)]