18051486

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:177

約数の個数: 64

約数和(自身を含む): 39806976

約数和(自身を除く): 21755490

約数列:

[1, 2, 3, 6, 31, 37, 43, 61, 62, 74, 86, 93, 111, 122, 129, 183, 186, 222, 258, 366, 1147, 1333, 1591, 1891, 2257, 2294, 2623, 2666, 3182, 3441, 3782, 3999, 4514, 4773, 5246, 5673, 6771, 6882, 7869, 7998, 9546, 11346, 13542, 15738, 49321, 69967, 81313, 97051, 98642, 139934, 147963, 162626, 194102, 209901, 243939, 291153, 295926, 419802, 487878, 582306, 3008581, 6017162, 9025743, 18051486]

約数ペア:

[(1, 18051486), (2, 9025743), (3, 6017162), (6, 3008581), (31, 582306), (37, 487878), (43, 419802), (61, 295926), (62, 291153), (74, 243939), (86, 209901), (93, 194102), (111, 162626), (122, 147963), (129, 139934), (183, 98642), (186, 97051), (222, 81313), (258, 69967), (366, 49321), (1147, 15738), (1333, 13542), (1591, 11346), (1891, 9546), (2257, 7998), (2294, 7869), (2623, 6882), (2666, 6771), (3182, 5673), (3441, 5246), (3782, 4773), (3999, 4514)]