19172601

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9817}}^1$

素因数の和:9861

約数の個数: 24

約数和(自身を含む): 32674304

約数和(自身を除く): 13501703

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 9817, 29451, 68719, 88353, 206157, 304327, 618471, 912981, 2130289, 2738943, 6390867, 19172601]

約数ペア:

[(1, 19172601), (3, 6390867), (7, 2738943), (9, 2130289), (21, 912981), (31, 618471), (63, 304327), (93, 206157), (217, 88353), (279, 68719), (651, 29451), (1953, 9817)]