19849941

素因数分解:

$3^6\times {\mathrm{73}}^1\times {\mathrm{373}}^1$

素因数の和:464

約数の個数: 28

約数和(自身を含む): 30249868

約数和(自身を除く): 10399927

約数列:

[1, 3, 9, 27, 73, 81, 219, 243, 373, 657, 729, 1119, 1971, 3357, 5913, 10071, 17739, 27229, 30213, 53217, 81687, 90639, 245061, 271917, 735183, 2205549, 6616647, 19849941]

約数ペア:

[(1, 19849941), (3, 6616647), (9, 2205549), (27, 735183), (73, 271917), (81, 245061), (219, 90639), (243, 81687), (373, 53217), (657, 30213), (729, 27229), (1119, 17739), (1971, 10071), (3357, 5913)]