207865814

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{420781}}^1$

素因数の和:420815

約数の個数: 16

約数和(自身を含む): 353456880

約数和(自身を除く): 145591066

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 420781, 841562, 5470153, 7994839, 10940306, 15989678, 103932907, 207865814]

約数ペア:

[(1, 207865814), (2, 103932907), (13, 15989678), (19, 10940306), (26, 7994839), (38, 5470153), (247, 841562), (494, 420781)]