18125676

素因数分解:

$2^2\times 3^2\times {\mathrm{499}}^1\times {\mathrm{1009}}^1$

素因数の和:1518

約数の個数: 36

約数和(自身を含む): 45955000

約数和(自身を除く): 27829324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 499, 998, 1009, 1497, 1996, 2018, 2994, 3027, 4036, 4491, 5988, 6054, 8982, 9081, 12108, 17964, 18162, 36324, 503491, 1006982, 1510473, 2013964, 3020946, 4531419, 6041892, 9062838, 18125676]

約数ペア:

[(1, 18125676), (2, 9062838), (3, 6041892), (4, 4531419), (6, 3020946), (9, 2013964), (12, 1510473), (18, 1006982), (36, 503491), (499, 36324), (998, 18162), (1009, 17964), (1497, 12108), (1996, 9081), (2018, 8982), (2994, 6054), (3027, 5988), (4036, 4491)]