18250815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2087}}^1$

素因数の和:2159

約数の個数: 32

約数和(自身を含む): 32472576

約数和(自身を除く): 14221761

約数列:

[1, 3, 5, 11, 15, 33, 53, 55, 159, 165, 265, 583, 795, 1749, 2087, 2915, 6261, 8745, 10435, 22957, 31305, 68871, 110611, 114785, 331833, 344355, 553055, 1216721, 1659165, 3650163, 6083605, 18250815]

約数ペア:

[(1, 18250815), (3, 6083605), (5, 3650163), (11, 1659165), (15, 1216721), (33, 553055), (53, 344355), (55, 331833), (159, 114785), (165, 110611), (265, 68871), (583, 31305), (795, 22957), (1749, 10435), (2087, 8745), (2915, 6261)]