19249245

素因数分解:

$3^6\times 5^1\times {\mathrm{5281}}^1$

素因数の和:5304

約数の個数: 28

約数和(自身を含む): 34639356

約数和(自身を除く): 15390111

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 5281, 15843, 26405, 47529, 79215, 142587, 237645, 427761, 712935, 1283283, 2138805, 3849849, 6416415, 19249245]

約数ペア:

[(1, 19249245), (3, 6416415), (5, 3849849), (9, 2138805), (15, 1283283), (27, 712935), (45, 427761), (81, 237645), (135, 142587), (243, 79215), (405, 47529), (729, 26405), (1215, 15843), (3645, 5281)]