19797265

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{823}}^1$

素因数の和:1128

約数の個数: 16

約数和(自身を含む): 25273728

約数和(自身を除く): 5476463

約数列:

[1, 5, 17, 85, 283, 823, 1415, 4115, 4811, 13991, 24055, 69955, 232909, 1164545, 3959453, 19797265]

約数ペア:

[(1, 19797265), (5, 3959453), (17, 1164545), (85, 232909), (283, 69955), (823, 24055), (1415, 13991), (4115, 4811)]