19846377

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{2753}}^1$

素因数の和:2854

約数の個数: 20

約数和(自身を含む): 29991060

約数和(自身を除く): 10144683

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 2753, 7209, 8259, 24777, 74331, 222993, 245017, 735051, 2205153, 6615459, 19846377]

約数ペア:

[(1, 19846377), (3, 6615459), (9, 2205153), (27, 735051), (81, 245017), (89, 222993), (267, 74331), (801, 24777), (2403, 8259), (2753, 7209)]