181480453744

素因数分解:

$2^4\times {\mathrm{643}}^1\times {\mathrm{17640013}}^1$

素因数の和:17640664

約数の個数: 20

約数和(自身を含む): 352165239496

約数和(自身を除く): 170684785752

約数列:

[1, 2, 4, 8, 16, 643, 1286, 2572, 5144, 10288, 17640013, 35280026, 70560052, 141120104, 282240208, 11342528359, 22685056718, 45370113436, 90740226872, 181480453744]

約数ペア:

[(1, 181480453744), (2, 90740226872), (4, 45370113436), (8, 22685056718), (16, 11342528359), (643, 282240208), (1286, 141120104), (2572, 70560052), (5144, 35280026), (10288, 17640013)]