18253521

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1091}}^1$

素因数の和:1134

約数の個数: 36

約数和(自身を含む): 31174416

約数和(自身を除く): 12920895

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 169, 429, 507, 1091, 1287, 1521, 1859, 3273, 5577, 9819, 12001, 14183, 16731, 36003, 42549, 108009, 127647, 156013, 184379, 468039, 553137, 1404117, 1659411, 2028169, 6084507, 18253521]

約数ペア:

[(1, 18253521), (3, 6084507), (9, 2028169), (11, 1659411), (13, 1404117), (33, 553137), (39, 468039), (99, 184379), (117, 156013), (143, 127647), (169, 108009), (429, 42549), (507, 36003), (1091, 16731), (1287, 14183), (1521, 12001), (1859, 9819), (3273, 5577)]