20149705149

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1669}}^1\times {\mathrm{3527}}^1$

素因数の和:5369

約数の個数: 32

約数和(自身を含む): 30919956480

約数和(自身を除く): 10770251331

約数列:

[1, 3, 7, 21, 163, 489, 1141, 1669, 3423, 3527, 5007, 10581, 11683, 24689, 35049, 74067, 272047, 574901, 816141, 1724703, 1904329, 4024307, 5712987, 5886563, 12072921, 17659689, 41205941, 123617823, 959509769, 2878529307, 6716568383, 20149705149]

約数ペア:

[(1, 20149705149), (3, 6716568383), (7, 2878529307), (21, 959509769), (163, 123617823), (489, 41205941), (1141, 17659689), (1669, 12072921), (3423, 5886563), (3527, 5712987), (5007, 4024307), (10581, 1904329), (11683, 1724703), (24689, 816141), (35049, 574901), (74067, 272047)]