19580985

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10613}}^1$

素因数の和:10665

約数の個数: 24

約数和(自身を含む): 34771464

約数和(自身を除く): 15190479

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 10613, 31839, 53065, 95517, 159195, 435133, 477585, 1305399, 2175665, 3916197, 6526995, 19580985]

約数ペア:

[(1, 19580985), (3, 6526995), (5, 3916197), (9, 2175665), (15, 1305399), (41, 477585), (45, 435133), (123, 159195), (205, 95517), (369, 53065), (615, 31839), (1845, 10613)]