19131205

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{1301}}^1$

素因数の和:1496

約数の個数: 16

約数和(自身を含む): 24467184

約数和(自身を除く): 5335979

約数列:

[1, 5, 17, 85, 173, 865, 1301, 2941, 6505, 14705, 22117, 110585, 225073, 1125365, 3826241, 19131205]

約数ペア:

[(1, 19131205), (5, 3826241), (17, 1125365), (85, 225073), (173, 110585), (865, 22117), (1301, 14705), (2941, 6505)]