18241155

素因数分解:

$3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{887}}^1$

素因数の和:1355

約数の個数: 24

約数和(自身を含む): 31722912

約数和(自身を除く): 13481757

約数列:

[1, 3, 5, 9, 15, 45, 457, 887, 1371, 2285, 2661, 4113, 4435, 6855, 7983, 13305, 20565, 39915, 405359, 1216077, 2026795, 3648231, 6080385, 18241155]

約数ペア:

[(1, 18241155), (3, 6080385), (5, 3648231), (9, 2026795), (15, 1216077), (45, 405359), (457, 39915), (887, 20565), (1371, 13305), (2285, 7983), (2661, 6855), (4113, 4435)]