11979964

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{661}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 22020768

約数和(自身を除く): 10040804

約数列:

[1, 2, 4, 23, 46, 92, 197, 394, 661, 788, 1322, 2644, 4531, 9062, 15203, 18124, 30406, 60812, 130217, 260434, 520868, 2994991, 5989982, 11979964]

約数ペア:

[(1, 11979964), (2, 5989982), (4, 2994991), (23, 520868), (46, 260434), (92, 130217), (197, 60812), (394, 30406), (661, 18124), (788, 15203), (1322, 9062), (2644, 4531)]