18922653

素因数分解:

$3^6\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:376

約数の個数: 28

約数和(自身を含む): 28763388

約数和(自身を除く): 9840735

約数列:

[1, 3, 9, 27, 81, 101, 243, 257, 303, 729, 771, 909, 2313, 2727, 6939, 8181, 20817, 24543, 25957, 62451, 73629, 77871, 187353, 233613, 700839, 2102517, 6307551, 18922653]

約数ペア:

[(1, 18922653), (3, 6307551), (9, 2102517), (27, 700839), (81, 233613), (101, 187353), (243, 77871), (257, 73629), (303, 62451), (729, 25957), (771, 24543), (909, 20817), (2313, 8181), (2727, 6939)]