1890147238

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1391861}}^1$

素因数の和:1391967

約数の個数: 16

約数和(自身を含む): 3273659424

約数和(自身を除く): 1383512186

約数列:

[1, 2, 7, 14, 97, 194, 679, 1358, 1391861, 2783722, 9743027, 19486054, 135010517, 270021034, 945073619, 1890147238]

約数ペア:

[(1, 1890147238), (2, 945073619), (7, 270021034), (14, 135010517), (97, 19486054), (194, 9743027), (679, 2783722), (1358, 1391861)]