19167820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19559}}^1$

素因数の和:19582

約数の個数: 36

約数和(自身を含む): 46826640

約数和(自身を除く): 27658820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 19559, 39118, 78236, 97795, 136913, 195590, 273826, 391180, 547652, 684565, 958391, 1369130, 1916782, 2738260, 3833564, 4791955, 9583910, 19167820]

約数ペア:

[(1, 19167820), (2, 9583910), (4, 4791955), (5, 3833564), (7, 2738260), (10, 1916782), (14, 1369130), (20, 958391), (28, 684565), (35, 547652), (49, 391180), (70, 273826), (98, 195590), (140, 136913), (196, 97795), (245, 78236), (490, 39118), (980, 19559)]