19005188

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{439}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 34003200

約数和(自身を除く): 14998012

約数列:

[1, 2, 4, 79, 137, 158, 274, 316, 439, 548, 878, 1756, 10823, 21646, 34681, 43292, 60143, 69362, 120286, 138724, 240572, 4751297, 9502594, 19005188]

約数ペア:

[(1, 19005188), (2, 9502594), (4, 4751297), (79, 240572), (137, 138724), (158, 120286), (274, 69362), (316, 60143), (439, 43292), (548, 34681), (878, 21646), (1756, 10823)]