219396

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:443

約数の個数: 24

約数和(自身を含む): 524160

約数和(自身を除く): 304764

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 141, 188, 282, 389, 564, 778, 1167, 1556, 2334, 4668, 18283, 36566, 54849, 73132, 109698, 219396]

約数ペア:

[(1, 219396), (2, 109698), (3, 73132), (4, 54849), (6, 36566), (12, 18283), (47, 4668), (94, 2334), (141, 1556), (188, 1167), (282, 778), (389, 564)]