19130972

素因数分解:

$2^2\times 7^2\times {\mathrm{97607}}^1$

素因数の和:97625

約数の個数: 18

約数和(自身を含む): 38945592

約数和(自身を除く): 19814620

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 97607, 195214, 390428, 683249, 1366498, 2732996, 4782743, 9565486, 19130972]

約数ペア:

[(1, 19130972), (2, 9565486), (4, 4782743), (7, 2732996), (14, 1366498), (28, 683249), (49, 390428), (98, 195214), (196, 97607)]