19425219

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{907}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 28983360

約数和(自身を除く): 9558141

約数列:

[1, 3, 11, 33, 59, 121, 177, 363, 649, 907, 1947, 2721, 7139, 9977, 21417, 29931, 53513, 109747, 160539, 329241, 588643, 1765929, 6475073, 19425219]

約数ペア:

[(1, 19425219), (3, 6475073), (11, 1765929), (33, 588643), (59, 329241), (121, 160539), (177, 109747), (363, 53513), (649, 29931), (907, 21417), (1947, 9977), (2721, 7139)]