18381315

素因数分解:

$3^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{1511}}^1$

素因数の和:2330

約数の個数: 16

約数和(自身を含む): 29465856

約数和(自身を除く): 11084541

約数列:

[1, 3, 5, 15, 811, 1511, 2433, 4055, 4533, 7555, 12165, 22665, 1225421, 3676263, 6127105, 18381315]

約数ペア:

[(1, 18381315), (3, 6127105), (5, 3676263), (15, 1225421), (811, 22665), (1511, 12165), (2433, 7555), (4055, 4533)]