19363988

素因数分解:

$2^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{1993}}^1$

素因数の和:2351

約数の個数: 24

約数和(自身を含む): 38859072

約数和(自身を除く): 19495084

約数列:

[1, 2, 4, 7, 14, 28, 347, 694, 1388, 1993, 2429, 3986, 4858, 7972, 9716, 13951, 27902, 55804, 691571, 1383142, 2766284, 4840997, 9681994, 19363988]

約数ペア:

[(1, 19363988), (2, 9681994), (4, 4840997), (7, 2766284), (14, 1383142), (28, 691571), (347, 55804), (694, 27902), (1388, 13951), (1993, 9716), (2429, 7972), (3986, 4858)]