18313155

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19379}}^1$

素因数の和:19400

約数の個数: 32

約数和(自身を含む): 37209600

約数和(自身を除く): 18896445

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 19379, 58137, 96895, 135653, 174411, 290685, 406959, 523233, 678265, 872055, 1220877, 2034795, 2616165, 3662631, 6104385, 18313155]

約数ペア:

[(1, 18313155), (3, 6104385), (5, 3662631), (7, 2616165), (9, 2034795), (15, 1220877), (21, 872055), (27, 678265), (35, 523233), (45, 406959), (63, 290685), (105, 174411), (135, 135653), (189, 96895), (315, 58137), (945, 19379)]