19972694

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{8861}}^1$

素因数の和:8900

約数の個数: 24

約数和(自身を含む): 36369648

約数和(自身を除く): 16396954

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 8861, 17722, 62027, 124054, 203803, 407606, 434189, 868378, 1426621, 2853242, 9986347, 19972694]

約数ペア:

[(1, 19972694), (2, 9986347), (7, 2853242), (14, 1426621), (23, 868378), (46, 434189), (49, 407606), (98, 203803), (161, 124054), (322, 62027), (1127, 17722), (2254, 8861)]