19213173

素因数分解:

$3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1723}}^1$

素因数の和:1798

約数の個数: 32

約数和(自身を含む): 33100800

約数和(自身を除く): 13887627

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 177, 189, 413, 531, 1239, 1593, 1723, 3717, 5169, 11151, 12061, 15507, 36183, 46521, 101657, 108549, 304971, 325647, 711599, 914913, 2134797, 2744739, 6404391, 19213173]

約数ペア:

[(1, 19213173), (3, 6404391), (7, 2744739), (9, 2134797), (21, 914913), (27, 711599), (59, 325647), (63, 304971), (177, 108549), (189, 101657), (413, 46521), (531, 36183), (1239, 15507), (1593, 12061), (1723, 11151), (3717, 5169)]